526 space organisations in United States

Maryland aerospace engineering firm — provides flight dynamics, mission design and launch services support, and develops FreeFlyer software.

American plasma propulsion developer — builds the VASIMR variable specific impulse magnetoplasma rocket near NASA Johnson Space Center.

American space mission company — owns and operates NASA's CAPSTONE lunar pathfinder and develops cislunar navigation, mission design and autonomy software.

Texas space services company — provides engineering for NASA and DoD and commercial in-space test and lunar exploration services.

Amazon's satellite broadband business — designs, builds and operates a 3,200+ satellite LEO constellation and customer terminals for global internet access.

Virginia engineering firm — provides aerospace research, entry systems, mission analysis and engineering services to NASA and DoD.

Develops autonomous systems for all domains including space — builds AI-powered autonomous vehicles, rocket motors and software for national security and allied defence missions.

Virginia defense and space contractor — provides space systems engineering, mission operations and integration for US national security and NASA.

US space and defence technology company — builds space-based sensing payloads, optics and smallsat systems; legacy companies include Tethers Unlimited (Bothell, WA).

Colorado maker of flexible thin-film CIGS photovoltaic modules — targets space power, satellites, aerospace and UAV applications.

Building the first and only space-based cellular broadband network directly accessible by standard smartphones — operates BlueBird LEO satellites enabling 4G/5G from space globa…

American launch and spacecraft propulsion company — develops the Rocket 4 small launcher and builds Astra Spacecraft Engines electric thrusters.

US space consultancy — provides market research, lunar demand studies, mission concepts and strategic analysis for space organisations.

Builds small, affordable geostationary MicroGEO communications satellites — delivers dedicated broadband connectivity to underserved regions and government customers. Acquired b…

Huntsville engineering and technical services firm formed from ERC, Axient and Oasis — supports NASA centres and defense/space programmes.

American small satellite manufacturer — builds and operates satellites for commercial, civil and defence missions, incl. Lyra IoT satellites for EchoStar.

America's premier lunar logistics company — builds lunar landers, rovers and surface infrastructure for NASA CLPS and commercial customers. Developed Peregrine and Griffin lunar…

Employee-owned US engineering firm in San Diego — provides structural design, analysis and test services for spacecraft, launch vehicles and aircraft.

American ground-station-as-a-service provider — runs a global antenna network managed through its Freedom software platform for satellite operators.

US defence-space software firm — develops space command, control and communications (C3) software for the Space Force, NOAA and NASA.

Builds and operates the world's first commercial space station — develops Axiom Station modules to attach to the ISS and trains astronauts for private human spaceflight missions.

Huntsville materials firm — develops thermal-control coatings, optical property measurement instruments and space environment testing for spacecraft.

Houston engineering services company — supports NASA human spaceflight with mission operations, systems engineering and IT services.

Houston engineering company — provides safety, reliability, mission assurance and engineering services to NASA and aerospace customers.

Space-based intelligence company delivering real-time high-frequency Earth observation — operates a LEO small satellite constellation with AI analytics via the BlackSky Spectra …

Develops reusable rockets and space vehicles to enable a future where millions live and work in space.

US defence data company — develops the Unified Data Library for space domain awareness data for the US Space Force and commercial users.

Maine launch company — develops bio-derived hybrid rocket engines and suborbital/small-satellite launch vehicles.

Develops launch systems, satellites and crewed spacecraft for government and commercial customers.

US architecture and engineering firm founded on the Space Coast — designs launch, spacecraft processing and spaceport facilities alongside other sectors.

Space and technology consulting and research firm — produces authoritative annual market reports on commercial space, launch, satellites and defence, and advises government and …

American spacecraft propulsion manufacturer — builds Hall effect, electrospray, RF ion and green monopropellant thrusters, incl. for NASA Gateway's PPE.

Operates the first US commercial SAR constellation — delivers 50cm resolution all-weather imagery for defense, intelligence and commercial customers through the Capella IonQ pla…

American memorial spaceflight company — flies symbolic portions of cremated remains and DNA to Earth orbit, the Moon and deep space on rideshare launches.

Develops software-defined phased array communications payloads for space and airborne platforms — builds multi-beam active phased array systems for defense, commercial and civil…

American satellite telecommunications consultancy in Rocky River, Ohio — advises on satellite communications network architecture and procurement.

US space situational awareness software company spun off from AGI — provides SSA/space traffic management software and a commercial space operations centre.

US communications technology company — supplies satellite ground terminals, modems, troposcatter and space-ground components for LEO/MEO/GEO networks.

Florida aerospace and defense contractor — provides engineering, avionics, manufacturing and integration services for NASA and launch programmes.

Illinois aerospace R&D firm — develops CubeSat propulsion systems, plasma thrusters and aerospace technologies.

Georgia satcom company — builds portable and transportable satellite terminals and network management software for defence users.

Massachusetts manufacturer — produces pressure suits, launch-and-entry suits and communications headsets for aerospace programmes.

Missouri battery manufacturer — supplies batteries for satellites, launch vehicles and defence systems, with space heritage since Explorer 1.

Global provider of satellite technology and services — operates geostationary and LEO satellites for broadband connectivity, video distribution and VSAT networks across consumer…

American aerospace engineering firm — provides spacecraft guidance, navigation and control, ground systems and mission automation services.

Connecticut energetics manufacturer — supplies pyrotechnic separation systems, release mechanisms and ordnance for launch vehicles and spacecraft.

Ukrainian-founded Earth observation analytics company — provides satellite-imagery platforms for agriculture and forestry and operates EOS SAT satellites.

Texas launch company — FAA-licensed operator of reusable suborbital rockets providing flight-test services for payloads, propulsion and reentry technologies.

American electric propulsion maker — designs and produces Halo Hall-effect thruster modules for small satellites, including DARPA Blackjack spacecraft.

Virginia laser and electro-optics company — develops space lidar, laser communication terminals and photonics for NASA and defence.

Develops small- to medium-lift launch vehicles, lunar landers and space tugs — operates the Alpha rocket, Blue Ghost lunar lander and Elytra space tug for government and commerc…

American space electronics maker (formerly CAES Space Systems) — produces radiation-hardened microelectronics, power and RF components for spacecraft.

American defence technology group — its Englewood, Colorado space unit builds small satellite platforms, payloads and constellations for US government missions.

Maryland aerospace engineering firm — provides spacecraft engineering for NASA and develops the Single Person Spacecraft concept.

Houston HUBZone small business — provides engineering, R&D and technical support services to NASA, the Missile Defense Agency and their prime contractors.

US Earth observation company — sells radio occultation environmental data from its CICERO small-satellite constellation for weather prediction.

Virginia science and engineering contractor — supports NOAA and NASA satellite data processing, Earth science and mission systems.

American mobile satellite services operator — runs a LEO constellation for satellite voice, IoT and direct-to-device messaging services.

Maine AS9100 engineering firm — designs and manufactures satellite ground support equipment, lifting hardware and custom aerospace tooling.

Builds AI-powered autonomous factories producing precision components for rockets, satellites, jets and drones — the Opus software platform enables Factories-as-a-Service for ae…

Operates a commercial satellite constellation for RF signal geolocation and spectrum analytics — provides maritime domain awareness, spectrum monitoring and defense intelligence…

Delaware engineered-softgoods maker — produces NASA spacesuit components, inflatable space structures and airbags alongside industrial lines.

Indiana propulsion R&D firm — researches, develops and tests advanced rocket propulsion technologies for space exploration, commercial space and defence.

Oklahoma composites manufacturer — produces linerless Type V composite pressure vessels used for satellite and launch vehicle propellants.

Connecticut fuel cell maker — develops PEM fuel cell and electrolyzer power systems for spacecraft, lunar missions and undersea vehicles.

American space avionics company — builds radiation-tolerant flight computers, crypto units, radios and data recorders for defence and commercial satellites.

US launch vehicle developer — designs modular NEPTUNE rockets and CubeSat/TubeSat kits, based at the Mojave Air and Space Port.

Leads America's return to the Moon — operates Nova-C lunar landers under NASA CLPS, builds the Lunar Data Network, and provides lunar surface access, data relay and space infras…

Operates the only mobile satellite network spanning the entire globe — provides voice and data communications, broadband and IoT tracking for maritime, aviation, government and …

Houston-based engineering and government services group — a major NASA contractor supporting human spaceflight, mission operations and space health at JSC.

New Jersey navigation manufacturer — builds inertial guidance, navigation and motion control systems used in launch vehicles and spacecraft.

Visitor attraction at NASA Kennedy Space Center operated by Delaware North — exhibits Saturn V, Space Shuttle Atlantis and offers launch viewing.

American defence contractor — supplies satellite ground systems, command-and-control software, RF products and propulsion alongside drones and missiles.

Provides satellite connectivity solutions for mobile-on-the-move platforms — develops flat-panel electronically steerable antenna systems for vehicles, maritime vessels and avia…

US aerospace firm in Tustin — designs, builds and qualifies inflatable and deployable space structures such as solar sails, antennas, booms and targets.

Sixth-largest US defense contractor — provides space payloads, sensors, satellite intelligence, electronic warfare and communication systems for national security and commercial…

American satellite communications provider — operates a teleport in Eagle Mountain, Utah, offering satellite uplink and connectivity services.

US defence, intelligence and civil technology contractor headquartered in Reston — owns Dynetics, which builds space launch hardware and lunar systems in Huntsville.

World's leading provider of persistent orbital intelligence — operates a global proliferated radar network for real-time tracking, characterisation and threat response in LEO.

American small-satellite manufacturer in the Seattle area — designs and builds smallsat buses and spacecraft for constellation operators.

US mobile satellite services operator — provides L-band satellite connectivity and mid-band spectrum for IoT, private networks and critical users.

Develops advanced space systems, satellites and deep space exploration vehicles.

Houston engineering firm — develops simulation, graphics and software for space vehicles and robotics under NASA contracts, including a $150M JSC award.

Leading provider of advanced space technology solutions, satellite imagery and geospatial intelligence.

American engineering company in Ann Arbor — builds optical sensing and lidar systems, including end-to-end systems that have been deployed in space.

US space engineering company — develops low-cost launch vehicle technology and space mission engineering, known for the SMAD mission design references.

US space hardware maker — designs and builds deployable solar arrays (HaWK), antennas and mechanisms for small satellites and NASA missions.

Provides in-space transportation and services — operates the Vigoride orbital transfer vehicle for last-mile satellite delivery, hosted payloads and in-space demonstration missi…

American motion-control manufacturer — its Space and Defense group builds spacecraft propulsion, avionics, buses and launch vehicle actuation systems.

American small-satellite supplier — makes components, satellite kits and services, having supported over 100 small satellites in orbit.

Global aerospace, defence and space technology company delivering advanced systems and solutions.

US spacecraft developer — builds modular HISat 'satlet' building blocks that aggregate into larger satellites, with DARPA and NASA missions.

Houston space unit of Oceaneering International — designs and builds EVA tools, spacesuit and life-support hardware, and robotics for NASA and commercial missions.

Houston space engineering firm — provides GNC, flight software, simulation and ISS flight control support near NASA Johnson Space Center.

Provides aerospace engineering, mission operations and IT services for NASA and civil space programs — specialises in satellite mission operations, flight dynamics, network mana…

US satellite operator developing a global 5G non-terrestrial network in its 2 GHz S-band spectrum for direct-to-device connectivity.

US industrial IoT company — provides satellite and cellular M2M connectivity and asset tracking for shipping, trucking and heavy equipment.

American engineering company — develops life support and thermal control systems for crewed spacecraft, space stations and other extreme environments.

Operates the world's largest fleet of Earth observation satellites for daily global imaging.

US satellite data company — operates GNSS radio occultation satellites supplying atmospheric, space weather and climate data to NOAA and NASA.

Huntsville materials company — produces refractory coatings, components and propulsion parts for space and defence applications.

New Jersey aerospace engineering firm — develops spacecraft guidance and control software, simulation tools and fusion propulsion concepts.

Pittsburgh robotics company — develops planetary rover mobility systems and flight software for lunar surface missions.

American small satellite supplier — makes the CubeSat Kit, structures, solar arrays, flight computers and complete 1U to 12U satellite buses.

Huntsville engineering firm — provides software, test, telemetry and integration engineering for NASA and defence space programmes.

Satellite and space industry research and advisory firm — provides market analysis, investment research and strategic consulting for satellite operators, manufacturers and inves…

American ground station network provider — offers satellite communication services through owned and partner antennas at 60+ locations worldwide.

Develops cutting-edge engineering and software solutions for space exploration and renewable resources — provides flight software, systems engineering and mission operations sup…

Leading space infrastructure company — develops deployable solar arrays, in-space 3D printing, satellite components and biotech payloads for NASA, DoD and commercial customers.

Houston space biotechnology company — designs and operates life-science experiments and flight hardware for microgravity research.

Delivering frequent, reliable launch services and spacecraft solutions to make space more accessible for all.

New York propulsion company — develops pulsed plasma electric propulsion (FireStar Drive) for spacecraft.

Global aerospace and defense conglomerate — provides space-based sensors, missile defense systems, satellite intelligence and propulsion via Collins Aerospace, Pratt & Whitney a…

Houston geospatial company — supplies satellite imagery, orthorectification and mapping products to commercial and government users.

US aerospace prototyping company in Mojave — designs, builds and tests experimental air and space vehicles, including the SpaceShipOne heritage.

US science and engineering contractor — supports NASA Earth and space science missions with data processing, instrument and mission services.

American space and defence company — builds LizzieSat multi-mission satellites and provides space manufacturing and data services from Cape Canaveral.

Ohio engineering company — provides cryogenic, test facility and aerospace engineering services, notably at NASA Glenn and Stennis.

Develops space transportation and orbital infrastructure — builds the Dream Chaser spaceplane, expandable LIFE habitat and Velocity satellite platforms for the commercial space …

Provides satellite tracking, space traffic coordination and orbital analytics — the Slingshot platform fuses data from global sensor networks and proprietary databases for space…

Virginia space tourism company — arranges private orbital and suborbital spaceflights and astronaut training for individuals.

US early-stage space investment platform — gives accredited investors and institutions deal access to seed-stage space ventures.

Early-stage VC firm investing exclusively in space-based technologies — manages Space Angels angel platform and Space Talent career network alongside its core investment fund.

US aerospace electronics firm — designs and builds telemetry, tracking and flight-safety avionics for launch vehicles and spacecraft.

Develops Spaceship Neptune, a pressurized gondola lifted by a giant hydrogen balloon to the edge of space — offers 6-hour near-space tourism experiences. Acquired by Eos X Space…

American small engineering services firm in Chantilly, Virginia — supports space systems integration and engineering for government programmes.

Kentucky microgravity company — builds automated research and manufacturing systems flown on the International Space Station.

US venture capital firm — invests exclusively in space-economy startups, with a portfolio of about 20 companies across launch, in-space and data.

Satellite imagery analytics company — applies AI to satellite data for defence, intelligence and economic monitoring, with R&D based in Prague.

American applied mathematics firm in Boulder — provides orbit determination and space situational awareness software, products and services.

Provides aerospace engineering, market research, advanced concept development and innovative flight hardware — specialises in small satellite systems, propulsion and hypersonic …

Designs, manufactures and launches advanced rockets and spacecraft to revolutionise access to space.

Houston-headquartered satellite communications provider — delivers managed multi-orbit connectivity to maritime, energy and government users.

US space cybersecurity company — develops OrbitSecure, zero-trust encryption and key management software for satellites and ground systems.

Space-to-cloud data and analytics company operating 110+ nanosatellites — tracks maritime, aviation and weather patterns globally and offers orbital services and federal solutions.

US satellite ground-segment company — supplies VSAT modems, hubs and network management platforms for broadband satellite networks.

American air-launch company — operates a fleet of F-104 jets from Kennedy Space Center to develop low-cost launch of small satellites and payloads.

American commercial space station developer — joint venture led by Voyager Technologies building the Starlab LEO station under NASA's CLD programme.

Albuquerque scientific software firm — develops modelling, simulation and space domain awareness software for US government customers.

US aerospace engineering services firm — provides systems engineering and programme support for national security, civil and commercial space missions.

American venture capital firm — invests in early-stage space technology companies through its SV Andromeda Fund, with ties to Stellar Solutions.

Advances high-speed technology through design, manufacturing and operation of hypersonic aerospace vehicles — operates the world's largest aircraft (Roc) and Talon-A hypersonic …

Huntsville engineering firm (Teledyne subsidiary) — provides NASA payload operations, space hardware integration and defense engineering services.

Teledyne Technologies unit in Thousand Oaks — R&D and HgCdTe infrared focal-plane arrays used on NASA and ESA space missions.

US deployable structures company — designs and builds large deployable reflector antennas and booms for spacecraft, including SAR satellites.

US aerospace software firm — builds spacecraft ground systems, mission operations and test software for NASA missions such as Landsat 8.

US antenna manufacturer — produces low-profile phased-array satcom antennas for aero, ground and maritime terminals across GEO, MEO and LEO networks.

Houston software firm — develops mission control, simulation and robotics software for NASA Johnson Space Center.

Operates a constellation of weather monitoring satellites — combines space-based microwave radiometry with AI to provide proprietary weather intelligence for aviation, energy an…

Virginia space services firm — provides launch integration, rideshare brokering and mission support for satellite missions.

US venture capital firm investing in space technologies, robotics and deep-tech infrastructure toward an interplanetary future.

Provides reliable, affordable access to space for US government and commercial missions.

Maryland satcom services company — provides satellite connectivity, teleport and network services for government and humanitarian users.

US advanced-materials R&D company in Pacoima — develops refractory coatings, foams and propulsion components for liquid and solid rocket engines.

US suborbital launch provider — operates the SpaceLoft sounding rocket for NASA and defence payloads from Spaceport America, with HQ in Denver.

Develops flight-proven liquid and solid rocket propulsion systems for space launch, hypersonics and space mobility — builds the Hadley, Ripley and Arroway engines for next-gener…

US maker of specialty valves, filters and propulsion systems — supplies space propulsion hardware including CubeSat propulsion units; part of RBC Bearings.

American satellite communications company — operates Ka-, L- and S-band satellite fleets (incl. Inmarsat) for broadband, aviation, maritime and defence users.

Pioneering commercial human spaceflight with reusable spaceplane technology.

Texas semiconductor company — supplies radiation-hardened microcontrollers and memory for spacecraft and harsh environments.

Space technology holding company and parent of Starlab — develops the Starlab commercial space station in partnership with Airbus, targeting crew operations as ISS successor for…

US space communications firm — builds software-defined radios and transponders for small satellites and CubeSats.

US stratospheric flight company — operates Stratollite high-altitude balloon platforms for remote sensing, communications and research from Tucson.

Mass-produces complete mission-ready spacecraft platforms — the S-CLASS bus provides rapid, affordable satellite solutions for government and commercial LEO communications, EO a…

American space networking startup spun out of Google — provides Spacetime network orchestration software and Tightbeam laser communication terminals.

US space computing startup — builds radiation-tolerant edge computers (e.g. AetherNxN) for on-orbit data processing on satellites.

Develops hypergolic in-space propulsion systems for small satellites, lunar landers and orbital transfer vehicles — provides flight-proven, non-toxic storable propellant thruste…

San Jose company using satellite imagery and AI to monitor vegetation, wildfire and storm risk for electric utilities and infrastructure.

US semiconductor company — makes GaN-on-diamond power amplifiers and satellite radios for spacecraft communications, plus diamond-cooled electronics.

American very-low-Earth-orbit satellite company — builds VLEO satellite buses and the Clarity constellation for high-resolution visible and thermal imagery.

American space hardware startup spun out of CU Boulder — develops modular smart electrical power systems for spacecraft.

US space software startup — offers the SatOS spacecraft operating environment and AI-powered Antaris Intelligence platform for mission design and operations.

Mass-manufactures productized satellite bus platforms — the Aries (100kg) and Nova (600kg+) buses offer standardised, configurable spacecraft for government and commercial LEO m…

American in-space infrastructure startup — developing The Port, a modular orbital platform for payload hosting, assembly and servicing from LEO to cislunar.

American radar satellite startup — building formation-flying multistatic SAR satellite clusters to produce 3D imagery of the Earth's surface.

Beaverton, Oregon startup developing low-cost, volume-produced small geostationary communications satellites for commercial and defense use.

American asteroid mining startup — builds deep-space spacecraft to prospect and eventually refine platinum-group metals from near-Earth asteroids.

American space construction startup in San Antonio — develops lunar regolith processing and materials to build cislunar infrastructure such as landing pads.

American composites company — develops Light Wing retractable solar arrays and Space Armor debris-shielding tiles for satellites.

Huntsville startup developing runway-launched reusable space planes powered by an Air Turbo Rocket engine; Techstars Space 2024 graduate.

American launch startup in Long Beach — developing an electromagnetic launch system to accelerate payloads toward orbit without rocket first stages.

San Francisco startup offering constellations-as-a-service, with its Dispatch spacecraft operating system for coordinating satellite fleets.

Full life-cycle in-space mobility provider — develops green chemical, electric and hybrid propulsion systems for CubeSats through ESPA-class spacecraft in LEO, GEO and beyond.

San Francisco startup building an end-to-end space communications platform, pairing ground-station access with mission software.

El Segundo space-insurance startup — runs a licensed brokerage and platform covering launch, transfer, in-orbit operations and ground phases.

Boston geospatial startup — uses satellite data to map annual forest biomass and carbon stocks at 30 m resolution for carbon markets.

American in-space manufacturing startup — develops the Modular Space Foundry for metal processing in orbit and power processing units for satellites.

US space domain awareness startup — builds modular optical and RF sensors and software to detect, track and characterise objects in orbit.

American space software startup — its CNTIENT AI platform automates satellite collection planning and mission management for operators and government.

American space startup in Boston — develops technologies to enable swarm exploration of the solar system with fleets of small spacecraft.

US space startup (formerly Aetherflux) — develops orbital data centres for AI and associated launch capability, evolving from its space-based solar power origins.

US geospatial AI startup — natural-language search engine across satellite imagery, drone and other Earth data; works with NGA and DoD.

Satellite constellation company with European HQ and factory plans in Toulouse — building a sustainable LEO network for IoT and connectivity.

San Francisco startup building unified flight software, simulation tools and avionics hardware for satellites, drones and defense systems.

American Earth observation startup — building a very-low-orbit satellite constellation to collect ultra-high-resolution imagery.

Provides mission operations software for space companies — the Epsilon3 platform manages builds, test schedules, procedures and launch data for satellite manufacturers, launch o…

American launch startup — develops and manufactures low-part-count solid rocket motors and suborbital vehicles for hypersonic testing and research.

San Francisco startup (formerly UTVATE) developing flat-panel satellite user terminals for LEO/MEO constellations, aviation and defense.

US climate-tech startup (formerly Cloud to Street) — uses satellite data and AI to monitor floods and power parametric flood insurance.

Torrance space-defence startup — builds low-cost, maneuverable spacecraft to provide on-orbit security for government and commercial satellites.

Develops low-cost, high-performance propulsion systems for lunar landers, orbital transfer vehicles and deep space missions — produces monopropellant and bipropellant thrusters …

US propulsion startup — develops Genesis, a water-electrolysis engine with chemical and electric modes, and a water-fuelled demonstration spacecraft.

American space station module builder — develops large habitable spacecraft modules for commercial stations and US Space Force missions.

US space startup (formerly Analytical Space) — building a network of optical data relay satellites to deliver real-time space-to-Earth connectivity.

American propulsion startup — develops the Helicity Drive, a magneto-inertial fusion propulsion concept for fast deep-space transportation.

American satellite IoT startup — operates a LEO constellation that connects standard Bluetooth Low Energy devices directly to satellites.

US–Luxembourg Earth observation startup — operates thermal infrared satellites (VanZyl series) delivering water and agriculture intelligence.

Austin construction-technology company — develops 3D-printing systems, including NASA-funded Project Olympus for building on the Moon from lunar regolith.

Develops in-space transportation vehicles for the inner solar system — operates Mira (LEO tug) and Helios (deep-space tug) to deliver payloads to custom orbits beyond what launc…

American lunar resources startup — developing technology to prospect for, extract and return helium-3 from the Moon for quantum and fusion markets.

Builds environmentally-controlled ETFE modules for sustainable farming on Earth and life-support systems for space — develops EBIOS habitat technology for Moon, Mars and terrest…

Develops high-cadence reusable atmospheric reentry vehicles for rapid return from space — the Arc capsule enables frequent, affordable cargo return for manufacturing, biology an…

Develops high-power, large satellite buses for LEO, MEO, GEO and Cislunar space — the K2 platform supports multi-kilowatt payloads at dramatically lower cost, targeting governme…

American orbital debris removal startup — develops the REACCH gecko-adhesive capture system, tested on the ISS, and the Laelaps removal spacecraft.

Seattle startup developing metamaterial-based, electronically steered spaceborne radar payloads for moving-target tracking.

Manufactures advanced composite structures and components for space launch vehicles and satellites — produces rocket nosecones, fairings, structural assemblies and thermal prote…

US asteroid mining startup — developing autonomous spacecraft to extract water and material from near-Earth asteroids; relocated to Denver from the Netherlands.

Builds autonomous robotic spacecraft for in-orbit servicing — the NEXUS vehicle installs new payloads and upgrades on unprepared satellites in GEO/MEO, pioneering an 'upgrade ec…

American space traffic coordination startup — its Pathfinder platform automates conjunction assessment and collision avoidance for satellite operators.

Develops deep space navigation and positioning systems — provides autonomous on-board navigation for lunar and cislunar spacecraft without reliance on Earth-based tracking.

Deploys space infrastructure as a service — provides rapid, simplified access to orbit through hosted payload missions on its standardised satellite buses, enabling customers to…

American satellite operator startup — building an FCC-authorised LEO broadband constellation of about 4,000 satellites for enterprise and government users.

Florida space data startup — developing lunar and cislunar data storage services; flew a data centre payload on a 2025 lunar lander.

Develops lunar rovers and surface mobility systems — the MAPP rover operated at the lunar South Pole in 2025 and the company is a NASA Artemis Lunar Terrain Vehicle finalist.

American space resources company — develops molten regolith electrolysis to extract oxygen and metals from lunar soil for off-Earth manufacturing.

American Earth observation startup in Tucson — develops orbital radar sounding satellites to map subsurface resources such as water and minerals.

American space startup — developing a fully reusable satellite bus with heat shield and parachute recovery, starting with the Delphi demonstrator.

Enables global cell phone connectivity via nanosatellites — provides direct-to-standard-mobile satellite communication without any modifications to existing handsets for emergen…

US satellite telecom startup — developing a MEO/HEO satellite constellation integrated with terrestrial edge-compute infrastructure.

US orbital energy startup — developing a laser-based 'space grid' to beam power to satellites in eclipse; HQ and manufacturing in Albuquerque.

American launch integration company — provides CubeSat dispensers and end-to-end rideshare and dedicated launch integration services near Vandenberg.

American space habitat startup — develops expandable habitats for low Earth orbit, lunar and deep-space missions, with a first flight planned on SpaceX.

Cambridge, Massachusetts startup (Techstars Space 2024) building electrostatically actuated deployable mesh-reflector antennas for space-based radar.

American space solar company spun out of Sandia — produces DragonScales flexible silicon solar modules for satellite constellations.

Designs, builds and operates mission-optimised LEO satellite constellations — the Halo platform delivers critical Earth intelligence data for national security, civil and commer…

Deploys stratospheric balloons carrying high-resolution cameras to provide imagery with the resolution of drones at the cost and coverage of satellites — serves insurance, agric…

Develops satellite technology for ultra-low Earth orbit (ULEO) operations — enabling satellites to operate at altitudes of 200-350km for superior resolution imaging and reduced …

American ground segment startup — mass-produces phased-array satellite ground stations and offers ground-network services to satellite operators.

Orlando Earth observation startup — building a commercial lidar satellite constellation to map the Earth's land surface in 3D.

US space-tech company formed from PlaneWave Instruments and OurSky — builds laser-communication ground stations, ground-based sensing and optical payloads.

Michigan propulsion startup — designs and mass-produces Hall-effect plasma thruster systems for small satellites and constellations.

Builds the Gas Stations in Space™ — delivers propellant to spacecraft in LEO, GEO and cislunar space using the RAFTI refueling interface; enabling satellite refueling and extend…

American in-space manufacturing startup — develops robotic 3D printing of large antennas and composite structures in orbit under Space Force contracts.

American Earth observation company, a subsidiary of Weather Stream — develops small-satellite microwave sensing for space-based weather data.

US startup founded by former Relativity engineers — develops Astraeus, a reusable high-thrust hydrogen-oxygen orbital vehicle for rapid space mobility.

Operates a hyperspectral satellite constellation for industrial infrastructure monitoring — detects pipeline leaks, illegal dumping and environmental hazards using AI-powered sp…

American reentry startup — develops Ferryall and Carryall return vehicles using deployable heat shields and guided paragliders for cargo return.

Develops integrated launch vehicles, modular satellites and in-space propulsion — the Daytona rocket targets small satellite orbital launches with a turnkey space access and dat…

Develops radio frequency (RF) plasma electric propulsion systems for small satellites — the Maxwell thruster provides scalable, propellant-free in-space propulsion for LEO const…

Develops the Supernova high-power solar electric orbital transfer vehicle — enables satellites to move freely across orbits for resupply, repositioning and extended mission life.

American space data company — combines space situational awareness and Earth observation analytics, incl. Orbital Insight's TerraScope platform.

Virginia navigation startup — commercialises NASA-derived navigation Doppler lidar for precision landing of lunar landers and aircraft.

American spacecraft company — develops the maneuverable, refuelable Ranger spacecraft for national security and cislunar missions from LEO to the Moon.

American space software startup — builds a mission management and command-and-control platform for satellite and constellation operators.

American spaceplane developer — designing Radian One, a reusable rail-launched single-stage-to-orbit vehicle for crew and cargo to low Earth orbit.

Atlanta startup developing ENOS, a reusable free-flying reentry vehicle for microgravity research, in-space manufacturing and hypersonic testing.

American space startup — develops satellites with large deployable mirrors to reflect sunlight onto solar farms and other sites after dark.

Pioneers 3D-printed rocket manufacturing — developing the Terran R fully reusable medium-lift launch vehicle using autonomous Stargate robotic printing for the commercial launch…

American space defence startup — develops navigation, space domain awareness and in-space manoeuvring technologies for US defence customers.

Develops hybrid propulsion systems for launch vehicles — pioneers 3D-printed fuel grain technology for safer, cleaner and more affordable rocket propulsion for small satellite l…

American in-space services startup — builds Orbots, small robotic satellites for inspection, proximity operations, payload hosting and logistics.

American propulsion startup spun out of Plasma Processes — builds green-propellant (ASCENT) thrusters and propulsion systems for small satellites.

US-Kenyan space software startup — builds software to run AI workloads on satellites and pool computing across spacecraft in orbit.

American space startup in Huntsville — develops space debris removal concepts; selected for DARPA's LunA-10 lunar architecture study workshop.

American space domain awareness company — builds onboard optical sensors and autonomy software for in-orbit inspection and tracking of space objects.

Virginia software startup — offers a cloud-based digital twin and simulation platform for spacecraft and mission design.

US software startup founded by former SpaceX engineers — provides a telemetry and observability platform for spacecraft, launch vehicles and other hardware.

US Earth intelligence startup — online marketplace for ordering optical, SAR and AIS satellite data plus AI-driven geospatial analytics.

American non-terrestrial network operator — provides standards-based direct-to-device satellite messaging for phones, wearables and IoT over MSS spectrum.

American optical communications company — builds laser communication terminals for satellites, including SDA constellation spacecraft; acquired by IonQ in 2025.

American space solar startup — manufactures ultrathin, radiation-tolerant self-healing silicon solar cells and modules for satellites in Tempe, Arizona.

American space connectivity startup in New Mexico — provides persistent internet and communications services for satellites and on-orbit assets.

Pasadena startup spun out of Mandala Space Ventures — develops TILE passively cooled in-orbit computing modules for orbital data centres.

American financial services firm in Ann Arbor — arranges non-dilutive financing for space assets and projects such as satellites.

American small engineering firm in Boulder — develops technologies for space habitats, life support, small satellites and high-altitude balloons.

American space company — developing kinetic centrifuge launch technology and the Meridian Space LEO broadband satellite constellation.

Creating the first energy grid for space — develops orbital infrastructure to harvest solar power and beam it wirelessly to power-hungry satellites, extending their life and ena…

American space company (formerly Lumen Orbit) — designs and launches satellites hosting GPU data centres for AI computing in orbit.

Develops Otter, a small and affordable in-space servicing vehicle for satellite life extension and orbital logistics — the first commercial spacecraft to dock with another comme…

American lunar resources startup — builds excavation rovers to mine and haul icy lunar regolith for water and propellant production.

Developing Nova, a 100% fully reusable medium-lift orbital rocket — targets rapid turnaround between flights with an actively cooled second-stage heatshield for atmospheric reen…

US space startup — develops satellite inspection systems, in-space construction toolkits and orbital platform concepts from Boulder.

American satellite IoT startup in San Diego — operates a low Earth orbit nanosatellite constellation for tracking and monitoring assets.

American in-space logistics company — develops Worker Bee space tugs, debris capture bags and optical space-object tracking systems.

Founded by ex-US Space Force members — develops spacecraft, mission software and payloads for space superiority, space domain awareness and national security missions in orbit.

Builds and operates spacecraft for space domain awareness, in-orbit servicing and debris mitigation — operates the DROID satellite fleet and Starfire NEXUS platform for national…

American SAR satellite operator — builds and operates a commercial synthetic aperture radar constellation and sells imagery to government and commercial users.

American geospatial analytics company — turns SAR and other satellite data into intelligence products such as global oil storage and vessel monitoring.

Pioneers orbital manufacturing and reentry platforms — processes pharmaceuticals and advanced materials in microgravity, returning them via the W-Series reentry capsule for life…

Developing the first commercial artificial-gravity space station — builds Haven-1 (the world's first commercial space station) in partnership with SpaceX for long-term human hab…

Florida propulsion company (formerly Rocket Crafters) — develops 3D-printed hybrid rocket motors for defence and space launch.

American lunar mobility company — develops the FLEX rover family and lunar terrain vehicles for NASA Artemis and commercial payload delivery.

Develops Mach 9 hypersonic aircraft for point-to-point travel — the Stargazer vehicle uses a rotating detonation rocket engine to enable 1-hour transpacific flights for commerci…

American solid rocket motor manufacturer — builds solid propulsion for missiles and small launch vehicles, with production in New Mexico and Texas.

Building the PULSAR LEO satellite constellation for direct-to-device precision navigation — delivers centimetre-level GPS accuracy for autonomous vehicles, drones and robotics.

Provides space-as-a-service via its LEO hyperspectral satellite constellation — offers remote sensing data products, edge computing in orbit and mission operations software for …

Develops space-based nuclear power systems using radioisotope thermoelectric generators (RTGs) from nuclear waste — provides persistent power for satellites, lunar bases and dee…

Student-run Texas A&M space programme — trains students in systems engineering through designing, building and operating small satellites and space hardware.

University of Alaska Fairbanks-based NASA Space Grant programme funding student space projects, scholarships and research in Alaska.

University aerospace department in Boulder — teaches and researches astrodynamics, spacecraft systems, remote sensing and space science.

NASA-funded Arizona university consortium based in Tucson — supports space science education, research and workforce programmes.

University of Arkansas research centre for space and planetary science — runs the Andromeda planetary simulation chamber and graduate degrees in the field.

US academic space medicine centre — conducts space biomedical research and education and leads NASA's Translational Research Institute for Space Health.

Boston University research centre for space physics — studies the ionosphere, magnetosphere and heliosphere and builds CubeSat and lunar instruments.

Student-run research lab at Cal Poly San Luis Obispo — co-created the CubeSat standard and has designed and launched over a dozen CubeSats.

UT Austin research centre — leads satellite geodesy and gravity missions (GRACE-FO, ICESat-2 science), small satellites and cislunar research.

Virginia Tech research centre — studies space weather, the ionosphere and magnetosphere and builds instruments and small satellites.

UMBC research centre — about 80 scientists and engineers working on space science largely with NASA Goddard under the CRESST II agreement.

Stanford engineering department teaching and researching spacecraft autonomy, guidance and navigation, space robotics and planetary exploration.

US university aerospace department — teaches and researches spacecraft, propulsion, small satellites and flight systems at the Grainger College of Engineering.

University of Southern California engineering department — teaching and research in spacecraft design, space propulsion and space systems.

University of Michigan engineering department — researches space physics, planetary science and space instrumentation, and builds spaceflight hardware.

University of North Dakota graduate department dedicated to space studies — offers MS and PhD programmes and runs a human spaceflight laboratory.

Aerospace-focused US university in Daytona Beach — offers aerospace, space physics and commercial space operations degrees and hosts space research labs.

Caltech's aerospace department (Lynn Booth & Kent Kresa Department of Aerospace) — graduate teaching and research in aeronautics and space engineering.

University of Hawaiʻi at Mānoa-based NASA Space Grant consortium within HIGP supporting space science education and research in Hawaiʻi.

NASA Space Grant consortium for Indiana — funds space-related fellowships, research and STEM outreach, with Purdue University as lead institution.

University of Colorado Boulder research institute — designs, builds and operates space science instruments and spacecraft for NASA missions.

UMass Lowell space research centre — builds space instruments and small satellites and leads the MASTS Massachusetts space technology hub.

NASA-affiliated Michigan university consortium in Ann Arbor — funds space-related education, research and outreach programmes in the state.

Student satellite team at Missouri University of Science and Technology — designs and builds small satellites such as MR & MRS SAT and DEXSTR for AFRL programmes.

MIT research institute for astrophysics and space science — develops space instruments and contributes to NASA missions such as TESS.

MIT Media Lab research group — designs and flies space technologies, zero-gravity experiments and artistic payloads for future space habitation.

NASA Space Grant consortium for Montana, based at Montana State University — funds space-related education, research and student projects.

Statewide NASA Space Grant consortium headquartered at CU Boulder — students build CubeSats, sounding-rocket and balloon payloads across Colorado colleges.

University of Idaho-hosted NASA Space Grant consortium funding space and aerospace education, fellowships and research across Idaho.

NASA Space Grant consortium for Illinois — funds space-related scholarships, student projects and STEM outreach, led from UIUC.

NASA Space Grant consortium for Wisconsin — funds space-related scholarships, research, rocketry and STEM outreach, led from Carthage College.

NASA Space Grant consortium for New Mexico, hosted by New Mexico State University — runs NASA EPSCoR, scholarships and student launch programmes.

NASA Space Grant consortium for Ohio — funds space-related scholarships, research and STEM outreach across Ohio universities and colleges.

Oregon State University-based NASA Space Grant consortium supporting space STEM education, student projects and research in Oregon.

Portland State University student group building open-source rockets, liquid engines, CubeSats (OreSat) and satellite ground stations.

US university aerospace school — teaches and researches astronautics, propulsion, spacecraft dynamics and aeronautics in West Lafayette, Indiana.

Rice University interdisciplinary space institute in Houston — coordinates space research, education and ties with NASA JSC and commercial space firms.

Kentucky university space centre — builds small satellites and operates a 21 m deep-space tracking antenna supporting NASA and commercial missions.

University of Houston research and teaching centre for space architecture — runs the MS in Space Architecture and designs habitats for space and extreme environments.

Arizona State University school in Tempe — combines planetary science, astrophysics and space instrument development, including NASA missions.

University of Minnesota laboratory — builds CubeSats and payloads, such as EXACT and IMPRESS, to study solar flares and test spacecraft technologies.

Joint USC Information Sciences Institute and Astronautical Engineering centre — researches nanosatellites, space robotics and spacecraft technology.

University of Iowa space physics group founded on James Van Allen's legacy — builds plasma-wave and particle instruments and leads NASA's TRACERS mission.

GWU Elliott School institute — conducts research, teaching and convenings on US and international civil, commercial and national security space policy.

Stanford Aeronautics and Astronautics lab — researches spacecraft navigation, rendezvous, formation flying and space domain awareness.

Colorado School of Mines graduate programme and Center for Space Resources — education and research on space resources and in-situ resource utilisation.

University of New Hampshire space research centre within EOS — builds instruments for NASA heliophysics missions such as MMS and HelioSwarm.

UC Berkeley research unit — designs, builds and operates space science instruments and missions, with roles in over 50 NASA missions.

Georgia Tech aerospace engineering lab — designs, tests and operates small satellites, with thermal vacuum facilities and a mission operations centre.

Cornell University spacecraft research lab — runs student and NASA/Air Force-funded flight experiments, from KickSat chipsats to light sails.

US Naval Academy aerospace lab — midshipmen design, build, launch and operate CubeSats and run a satellite ground station.

University of Maryland space robotics lab — runs the only university neutral buoyancy tank for EVA, servicing and space robotics research.

U.S. Air Force Academy research centre in Colorado Springs — cadets design, build and operate FalconSAT small satellites for DoD missions.

UC Berkeley student organisation developing CubeSat payloads, microgravity experiments, rovers and astronaut-health biotech projects.

Student-run Stanford organisation building rockets, satellites and high-altitude balloons, with biology, policy and Mars-analog teams.

Texas A&M University space research institute — building a $200M facility next to NASA Johnson Space Center for lunar, robotics and spaceflight research.

UT Austin student spacecraft laboratory — designs, builds and operates small satellites and develops proximity-operations and GNC technologies.

UCLA institute uniting its space science and engineering departments — builds on UCLA space-physics work such as the ELFIN CubeSat and MMS instruments.

Graduate campus of the University of Tennessee next to Arnold AFB — research and education in aerospace, propulsion, hypersonics and space systems.

Student rocketry lab at the University of Southern California — designs experimental rockets and was the first student team to reach space.

NASA Space Grant consortium for Utah, hosted at Utah State University — funds space-related fellowships, student research and STEM outreach.

University of Washington-led NASA Space Grant consortium funding space-related scholarships, research and STEM programmes across Washington.

UT Dallas space physics centre — designs and flies ionospheric plasma instruments on satellites and sounding rockets and analyses space-weather data.

University of Washington engineering department researching spacecraft, space propulsion and plasma science, and training aerospace engineers.

NASA Space Grant consortium for Wyoming, based at the University of Wyoming in Laramie — funds space-related student research and STEM education.

UAF Geophysical Institute centre operating polar satellite ground stations and the NASA SAR data archive (DAAC) for Earth science.

University of Arizona institute in Tucson — coordinates the university's space science, space mission and space industry partnerships.

Non-profit research institute at NASA Ames Research Park supporting Earth and space science researchers in partnership with NASA.

UC Berkeley Astronomy Department centre searching for technosignatures from radio to optical wavelengths; hosts Breakthrough Listen science.

Seattle non-profit research institute and scientist community working on astrobiology, planetary science and space science education.

NASA-funded near-Earth object survey at the University of Arizona LPL in Tucson — discovers and tracks asteroids for planetary defence.

Astrophysics research centre of Harvard and the Smithsonian — builds space instruments and runs the Chandra X-ray Center for NASA.

Baylor University research centre in Waco — studies space and complex plasmas, astrophysics and space-related engineering with hypervelocity and plasma labs.

University of Alabama in Huntsville research centre — studies heliophysics, space plasmas and the solar wind, supporting NASA heliophysics missions.

University of Colorado Boulder research centre — studies orbit determination, satellite geodesy, GNSS and remote sensing from space.

University of New Mexico aerospace research centre — works on small satellites, space networking, radiation effects and space cybersecurity.

Think-tank programme at CSIS — analyses space security and counterspace developments and publishes the annual Space Threat Assessment.

American non-profit engineering laboratory — develops guidance, navigation and control systems and avionics for NASA, lunar landers and national security space.

Carnegie Science research laboratory in Washington DC — studies planetary science, astrobiology, cosmochemistry and exoplanets.

Orlando-based space research institute of the University of Central Florida — conducts planetary science, space technology and workforce programmes.

NSF radio astronomy observatory in West Virginia — operates the Green Bank Telescope, the world's largest fully steerable radio telescope.

University of Hawaiʻi at Mānoa lab within HIGP that designs, builds and operates small satellites for science and education missions.

NSF NCAR laboratory in Boulder — researches the Sun, solar wind and upper atmosphere to understand space weather and solar-terrestrial physics.

Arizona State University pan-university space programme in Tempe — runs the Interplanetary Lab and research on human space futures and exploration.

Caltech science and data centre — operates NASA archives (IRSA, NASA Exoplanet Archive, NED) and supports infrared and space astronomy missions.

US university-affiliated research centre — builds and operates NASA science spacecraft (New Horizons, DART, Dragonfly) and defence space systems.

Caltech think tank funded by the W. M. Keck Foundation — runs study programmes and workshops that develop new space mission and technology concepts.

Private astronomical research institution in Flagstaff — studies planets, asteroids and the outer solar system; site of Pluto's discovery.

University of Arizona planetary science lab and department in Tucson — leads and builds instruments for NASA planetary missions.

Purdue University propulsion laboratory — runs rocket, combustion, hypersonics and energetic-materials test facilities near Purdue Airport, Indiana.

MIT radio science research centre — studies space weather, the upper atmosphere and radio astronomy, and develops VLBI geodesy systems.

MIT-managed federally funded R&D centre — its Space Systems and Technology division develops space surveillance sensors, satellites and payloads.

Space policy research centre of the Mitchell Institute for Aerospace Studies — publishes studies and hosts forums on US military spacepower.

Nonprofit research and graduate education institute adjacent to NASA Langley — conducts aerospace research, develops new technologies and inspires the next generation of space s…

US NSF radio astronomy facility operator — runs the VLA and VLBA and North American ALMA operations from its Charlottesville headquarters.

US Navy research centre at NRL — designs, builds and tests spacecraft, payloads and space robotics for military, civil and intelligence customers.

NSF's center for ground-based optical/infrared astronomy — manages the Gemini Observatory, Vera C. Rubin Observatory, SOAR Telescope and Kitt Peak National Observatory for the g…

Hawaii space research programme of UH Hilo — develops in-situ resource utilisation technologies using volcanic terrain as a planetary analog.

New Mexico State University research lab in Las Cruces — works on aerospace systems, telemetry, scientific ballooning support and national security.

US private non-profit research institute — scientists study Solar System bodies and take part in NASA planetary missions.

US non-profit research institute near NASA Ames — studies the origins and prevalence of life and intelligence in the universe, including SETI searches.

Smithsonian museum in Washington DC — holds the largest aviation and space collection and conducts planetary science research.

US non-profit applied R&D organisation — its space science and engineering divisions lead NASA missions and build spacecraft instruments.

Utah State University-owned University Affiliated Research Center — builds small satellites, space sensors and payloads for US defence and NASA missions.

Caltech laboratory building cosmic-ray and energetic-particle instruments for space missions such as ACE, STEREO, Voyager and Parker Solar Probe.

Georgia Tech interdisciplinary research institute launched in 2025 — connects campus and GTRI space research in spacecraft, exploration and space science.

University of Wisconsin–Madison research centre — develops satellite meteorology, Earth and planetary remote-sensing instruments and satellite data systems.

Montana State University laboratory in Bozeman — students design, build and fly CubeSats and space science instruments.

Caltech research project developing ultralight modular structures, photovoltaics and wireless power transfer to collect solar power in space.

Science operations centre for NASA's Hubble and James Webb Space Telescopes — manages science operations, data archives and astronomical research for humanity's premier space-ba…

University of Colorado Boulder centre — develops space weather research, forecasting technology and education in partnership with government and industry.

Independent nonprofit providing technical expertise and analysis for national security space programs — advises the US Space Force, NRO, NASA and commercial space on systems eng…

NASA-funded virtual institute at Baylor College of Medicine — translates terrestrial biomedical advances into practical space health solutions for long-duration human spaceflight.

Non-profit consortium of 100+ universities advancing space science and technology — manages research programs, institutes and facilities for NASA and DoD across astrophysics, pl…

WVU research centre in Fairmont — develops and tests robotics, machine vision and relative navigation for NASA Goddard satellite servicing.

Chicago planetarium and museum — runs public space-science education, astronomy research and citizen-science programmes on the lakefront.

Titusville space history museum run by the U.S. Space Walk of Fame Foundation — exhibits Space Coast launch artefacts and maintains astronaut monuments.

US non-profit initiative for disability inclusion in spaceflight — flies disabled ambassadors on parabolic flights to test accessible spacecraft design.

US non-profit founded by Mercury astronauts — awards scholarships to top STEM university students and runs space education outreach.

US non-partisan space policy think tank — develops legal and policy frameworks for space settlement and the cislunar economy and runs the annual Beyond Earth Symposium.

US volunteer-led non-profit — places undergraduate women and gender minorities in paid aerospace internships with senior mentors.

Oakland science centre with observatories, a planetarium and space exhibits offering public astronomy and space science education.

Space science learning centre in Downey, on the former Apollo and Space Shuttle production site — runs exhibits and STEM programmes.

NASA Space Grant consortium for Connecticut, hosted by the University of Hartford — funds space research, scholarships and STEM programmes.

Hutchinson, Kansas space museum and education centre — displays US and Soviet spaceflight artefacts and runs space camps, planetarium and STEM programmes.

NASA Space Grant consortium for Florida hosted by UCF — funds space-related scholarships, research and education programmes across Florida institutions.

US space career non-profit — funds conference grants for students and young professionals and hosts the annual Future Space event in Washington, DC.

Arlington-based space entrepreneurship network — supports the creation of startups and scale-ups pursuing commercial opportunities in low Earth orbit.

Non-profit science museum in Pearlington, Mississippi serving as the official visitor centre of NASA Stennis Space Center, with space and Earth exhibits.

US non-profit managing the ISS National Laboratory under NASA agreement — brokers commercial and academic research and payloads on the space station.

NASA Space Grant consortium and 501(c)(3) for Maine — runs scholarships, NASA EPSCoR research and STEM programmes for the state's space economy.

NASA Space Grant consortium for Massachusetts, led by MIT AeroAstro — funds space science and engineering education and research programmes.

NASA Space Grant and EPSCoR consortium for Nebraska led by the University of Nebraska Omaha — funds aerospace research, fellowships and STEM outreach.

NASA Space Grant consortium for North Carolina based at NC State — supports aerospace scholarships, student projects and space STEM outreach statewide.

NASA Space Grant consortium for Rhode Island, led by Brown University — supports space science research, fellowships and STEM outreach.

NASA Space Grant consortium of Minnesota colleges — funds space-related scholarships, student rocketry, ballooning and STEM outreach statewide.

NASA Space Grant consortium for New Jersey, led by Rutgers — funds fellowships, nanosatellite and rocketry programmes and STEM outreach.

NASA Space Grant consortium for New York State, led by Cornell — funds space-related scholarships, research and STEM outreach.

NASA Space Grant consortium for North Dakota hosted by UND — funds student fellowships, faculty research and STEM education in space-related fields.

Ohio non-profit aerospace research consortium — links NASA Glenn, AFRL, universities and industry for R&D, workforce and STEM programmes.

US aerospace fellowship non-profit — places Black undergraduates in paid aerospace internships with mentorship and a professional network.

NASA Space Grant consortium for Pennsylvania, led by Penn State — connects universities and students with NASA research and education programmes.

Non-profit science centre at a former NASA satellite tracking station in Rosman — radio/optical astronomy, STEM education and space history.

Albuquerque non-profit innovation hub — supports careers in space and deep-tech development in New Mexico.

American private operating foundation — promotes the secure, sustainable and peaceful use of outer space through research, policy and UN engagement.

Official visitor centre of NASA Johnson Space Center — science and space exploration museum and Smithsonian Affiliate run by a non-profit foundation.

US non-profit expanding access to space — runs a sponsored citizen astronaut programme and leadership training on the overview effect.

Austin-based non-profit chapter of the Space Force Association — supports the Texas space industry and national security space community.

US student-run space non-profit — links 100+ university chapters through projects, competitions and the annual SpaceVision conference.

NASA Space Grant consortium of Texas universities and partners — funds scholarships, design challenges and space STEM education; based at UT Austin.

Texas non-profit space community organisation in Houston — supports networking, workforce and ecosystem building for the state's space industry.

US non-profit advocating human exploration and settlement of Mars — runs analog research stations, an annual convention and student competitions.

American non-profit space advocacy organisation — promotes planetary science and exploration through public outreach, policy advocacy and research grants.

Huntsville space museum and Smithsonian Affiliate — official visitor centre for NASA Marshall and home of Space Camp education programmes.

US non-profit educational foundation for the GEOINT community — runs the annual GEOINT Symposium, certification and training programmes.

NASA Space Grant consortium of Virginia universities — funds space STEM scholarships, research and workforce programmes across the state.

US Department of the Air Force research lab — leads air and space science and technology, including space vehicles R&D, for the Air and Space Forces.

US FAA office — licenses and regulates commercial launch, reentry and spaceport operations and promotes the US commercial space transportation industry.

US Federal Communications Commission bureau — handles policy and licensing for satellite systems, earth stations and other space-based communications.

Maine public instrumentality created by state statute — develops the Maine Space Complex: launch sites, a data centre and innovation hub.

United States government agency leading civilian space exploration, aeronautics research and Earth science.

US intelligence and combat support agency — produces geospatial intelligence (GEOINT) from satellite imagery and buys commercial EO data.

US intelligence agency — designs, builds, launches and operates the nation's reconnaissance satellites for the intelligence community and DoD.

U.S. Space Force service intelligence centre at Wright-Patterson Air Force Base — analyses foreign space capabilities and threats.

US government office within NOAA — acquires and operates the nation's environmental satellites (GOES, JPSS) and runs the National Centers for Environmental Information.

US government space weather service in Boulder — issues official alerts, watches and forecasts of solar and geomagnetic activity.

US Commerce Department office for space commerce policy — licenses commercial remote sensing and runs the TraCSS space traffic coordination system.

U.S. Space Force software factory in Colorado Springs — builds mission software applications for space operations and space domain awareness.

US Space Force acquisition agency — fields the Proliferated Warfighter Space Architecture of LEO transport and missile-tracking satellite tranches.

Florida state aerospace and spaceport development authority — finances space infrastructure and develops Exploration Park and spaceport facilities.

Texas state agency — promotes the state's space industry and awards grants from the Space Exploration and Aeronautics Research Fund.

US Army command at Redstone Arsenal — provides Army space forces, satellite communications and missile defense capabilities and space R&D.

US Navy scientific agency — provides precise time, Earth orientation and astrometric data underpinning GPS and DoD navigation and timing.

Space service branch of the US Armed Forces within the Department of the Air Force — organises, trains and equips forces for military space operations.

US Geological Survey centre near Sioux Falls — operates Landsat ground systems and hosts the global Landsat and aerial imagery archive.

US Army test range in New Mexico; its Launch Complex 36 is one of the primary launch sites of NASA's sounding rocket programme, run by the Navy's White Sands Detachment.

US trade association — represents aerospace and defense manufacturers, including space and launch companies, on policy before Congress and government.

US professional society for space — connects space professionals through national meetings, technical symposia, awards and publications.

US aerospace technical society — runs forums such as ASCEND, publishes journals and Aerospace America, develops standards and advocates policy.

US industry coalition of companies and universities supporting NASA human and robotic deep space exploration, including the Artemis programme.

Colorado non-profit business league — promotes growth of the state's space industry through networking events, road trips and workforce initiatives.

Colorado aerospace industry coalition convened by Metro Denver EDC — promotes the state's space assets and advocates legislation for sector growth.

American commercial space trade association — represents launch, LEO, satellite, lunar and spaceport companies in policy advocacy in Washington, DC.

Nonprofit space industry association for Pennsylvania, Ohio and West Virginia — runs the Keystone Space Conference and an innovation district.

Maryland non-profit networking organisation — promotes growth of the state's space business community through regular industry luncheons and events.

Non-profit association of MSS operators (Viasat, Ligado, Omnispace, Yahsat and others) promoting direct-to-device and IoT satellite connectivity.

Non-profit professional association dedicated to national security space — advocates for US space defence capabilities, educates policymakers and connects the defence space indu…

Huntsville non-profit space club linking industry and government — hosts the annual Wernher von Braun Memorial Dinner and funds STEM scholarships.

US satellite industry trade association — represents operators, manufacturers, launch and ground providers on policy and regulatory issues in Washington.

US-based international association for satellite and space professionals — runs awards, chapters, mentoring and workforce programmes.

Global non-profit advocate for the space ecosystem — produces the annual Space Symposium, policy advocacy and education programmes connecting industry, government and academia.

Non-profit hub for space industry cybersecurity — shares actionable threat intelligence and best practices across commercial, civil and government space operators to protect cri…

Pacific Northwest space community network in the Seattle area — connects space companies, professionals and students in Washington State.

Washington DC-area non-profit space business forum — connects industry, government and academia and supports space STEM education in local schools.

FAA-licensed horizontal launch spaceport at Cecil Airport, Jacksonville, Florida, operated by the Jacksonville Aviation Authority (LSO 09-012).

County-owned airport near Watkins, Colorado, holding an FAA launch site operator licence (LSO 18-017) for horizontal launch and suborbital recovery.

FAA-licensed horizontal launch spaceport at Space Coast Regional Airport, Titusville, Florida, operated by the Titusville-Cocoa Airport Authority (LSO 20-019).

FAA-licensed commercial spaceport at Ellington Airport, Houston — hosts Axiom Space, Intuitive Machines and Collins Aerospace facilities.

US commercial airport and FAA-licensed orbital reentry site (RSO 22-001, 2022) — first commercial airport approved to land returning spacecraft such as Dream Chaser.

State-owned spaceport on Wallops Island, Virginia — operates launch pads used by Rocket Lab, Northrop Grumman and Firefly next to NASA Wallops.

City of Midland airport in Texas licensed by the FAA as a horizontal launch spaceport (LSO 14-015) — first spaceport co-located with a Part 139 commercial airport.

FAA-licensed spaceport and airport in California's Mojave Desert — hosts flight test and rocket development firms such as Scaled Composites.

Oklahoma state authority — operates the FAA-licensed Oklahoma Air & Space Port at Clinton-Sherman Airport in Burns Flat.

US Navy instrumented test range on Kauaʻi supporting surface, air and space operations, including sounding-rocket and orbital launch campaigns.

State-owned Alaskan spaceport on Kodiak Island — provides orbital and suborbital launch and missile test range services to commercial and defence users.

High-latitude sounding rocket range north of Fairbanks, Alaska, owned by the UAF Geophysical Institute and operated under contract with NASA Wallops.

State-owned commercial spaceport in New Mexico — hosts Virgin Galactic suborbital flights and vertical launch tenants in Sierra County.

US offshore spaceport developer — builds mobile sea-based launch and reentry platforms; flew the first commercial rocket launches from US territorial waters in the Gulf of Mexic…

US online space news and commentary site — covers NASA policy, programmes and management, with independent reporting since 1996.

Independent space media outlet providing the most detailed technical coverage of launch vehicles, spacecraft and missions worldwide — staffed by volunteer and professional journ…

The go-to daily newsletter and media brand covering the business and policy of space — reaches 100,000+ subscribers across investors, executives and government officials in the …

The world's largest space and astronomy news website — covers latest discoveries, mission news, skywatching and space science for over 10 million monthly readers globally.

Independent online space news outlet covering launches and space programmes worldwide from its news bureau at Kennedy Space Center, Florida.

The most trusted source of news and analysis for the global space industry — covers civil, military and commercial space for government officials, executives and industry profes…

US online publication — reports news, analysis and an events calendar on civil, commercial and military space policy and budgets.

US space media brand — tells human stories of spaceflight through articles, films, podcasts and a launch-tracker app; created by A24 and GrandArmy.

US weekly online space publication — publishes essays and analysis on space policy, commercialisation, exploration and history.

Leading trade publication for the satellite and space communications industry — covers satellite operators, ground systems, broadband and the converging satellite-terrestrial ec…

US space advocacy non-profit — promotes human missions to Mars and runs the annual Humans to the Moon & Mars Summit in Washington, DC.

Huntsville space advocacy non-profit and chapter of the National Space Society — runs education outreach and amateur space technology projects.

US space advocacy non-profit — promotes space settlement and exploration through public outreach, policy advocacy and its annual space development conference.

Central Oklahoma chapter of the National Space Society — volunteer group promoting space settlement through meetings, newsletters and public outreach.

US NewSpace advocacy non-profit — promotes commercial space development and settlement, known for its NewSpace conference.

Non-profit advancing women in aerospace — runs leadership programmes, mentoring and advocacy for gender diversity across the global space and aviation workforce.

Award-winning US Space Force-affiliated accelerator based at Catalyst Campus — supports dual-use space and defense tech startups with government access, mentorship and funding p…

Colorado Springs' premier innovation hub for defence and space tech — hosts the Catalyst Accelerator, BMC3I TAP Lab and 100+ companies serving the US Space Force and DoD ecosystem.

St. Louis non-profit innovation centre and incubator — hosts a Geospatial Innovation Center and programmes linking geospatial startups with NGA and industry.

US startup accelerator programme by Techstars for space and dual-use startups, run with NASA JPL, the US Space Force and SpaceWERX.

US Air Force flight-test complex at Arnold AFB — wind tunnels, rocket engine test cells and space environment chambers for aerospace and space systems.