Top 100 Space startups in USA
Jun 10, 2026
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25
1
Funding: $722M
Apex develops small satellite platforms for commercial and government customers. Its productized bus platform improves reliability, reduces costs and accelerates manufacturing at constellation scale, while built-in customization allows you to easily adapt an existing platform to your mission's specific requirements. The company also provides comprehensive space mission management services, from spacecraft analysis to payload integration and on-orbit commissioning.
Apex develops small satellite platforms for commercial and government customers. Its productized bus platform improves reliability, reduces costs and accelerates manufacturing at constellation scale, while built-in customization allows you to easily adapt an existing platform to your mission's specific requirements. The company also provides comprehensive space mission management services, from spacecraft analysis to payload integration and on-orbit commissioning.
2
Funding: $1B
Impulse Space develops orbital maneuvering vehicles for last-mile cargo delivery.
Impulse Space develops orbital maneuvering vehicles for last-mile cargo delivery.
3
Funding: $11.8B
SpaceX is Elon Musk's leading space company, having achieved numerous advances in rocket propulsion, reusable launch vehicles, human spaceflight and satellite constellation technologies. It's the dominant global launch provider, surpassing all others in launch frequency. Its Falcon rockets launch 1-3 times per week. The company operates its own Starlink satellite constellation, which provides satellite internet worldwide. SpaceX also builds Dragon capsules for delivering human missions to the space station. It's building Starship, the largest launch vehicle in history, which aims to fully realize the company's vision of a fully reusable, cost-effective and adaptable launch vehicle. SpaceX is also developing its own spacesuit and astronaut as part of its Polaris program and human lander for lunar missions as part of the Artemis program.
SpaceX is Elon Musk's leading space company, having achieved numerous advances in rocket propulsion, reusable launch vehicles, human spaceflight and satellite constellation technologies. It's the dominant global launch provider, surpassing all others in launch frequency. Its Falcon rockets launch 1-3 times per week. The company operates its own Starlink satellite constellation, which provides satellite internet worldwide. SpaceX also builds Dragon capsules for delivering human missions to the space station. It's building Starship, the largest launch vehicle in history, which aims to fully realize the company's vision of a fully reusable, cost-effective and adaptable launch vehicle. SpaceX is also developing its own spacesuit and astronaut as part of its Polaris program and human lander for lunar missions as part of the Artemis program.
4
Funding: $3.7B
Northrop Grumman is an aerospace, defense, and security company that offers technology and security solutions.
Northrop Grumman is an aerospace, defense, and security company that offers technology and security solutions.
5
Funding: $2B
Rocket Lab delivers a range of complete rocket systems and technologies for fast and low-cost payload deployment.
Rocket Lab delivers a range of complete rocket systems and technologies for fast and low-cost payload deployment.
6
Funding: $1.7B
Sierra Space is a commercial space company that specializes in the development of advanced space technologies and solutions. Sierra is also developing a reusable vehicle called Dream Chaser, with the aim of using it to deliver cargo and crew to and from its station.
Sierra Space is a commercial space company that specializes in the development of advanced space technologies and solutions. Sierra is also developing a reusable vehicle called Dream Chaser, with the aim of using it to deliver cargo and crew to and from its station.
7
Funding: $1.4B
Relativity Space is an aerospace company that designs, develops, and builds 3D printed rockets.
Relativity Space is an aerospace company that designs, develops, and builds 3D printed rockets.
8
Funding: $1.1B
True Anomaly develops space security technologies. Its AI platform aims to fill a critical gap in space situational awareness and defensive operations and consists of Mosaic software for geospatial imagery analysis and hardware, including a line of autonomous spacecraft capable of rendezvous and close-proximity operations. These spacecraft, dubbed Jackal, are equipped with a suite of sensors and cameras for tracking, observing, and collecting data on objects in space. Jackal offers high maneuverability, regardless of payload and low cost. Its high-performance propulsion system and secure software base provide unmatched autonomy and control - designed from the ground up for highly dynamic missions to gain space superiority in any competitive orbital environment.
True Anomaly develops space security technologies. Its AI platform aims to fill a critical gap in space situational awareness and defensive operations and consists of Mosaic software for geospatial imagery analysis and hardware, including a line of autonomous spacecraft capable of rendezvous and close-proximity operations. These spacecraft, dubbed Jackal, are equipped with a suite of sensors and cameras for tracking, observing, and collecting data on objects in space. Jackal offers high maneuverability, regardless of payload and low cost. Its high-performance propulsion system and secure software base provide unmatched autonomy and control - designed from the ground up for highly dynamic missions to gain space superiority in any competitive orbital environment.
9
Funding: $1B
Planet operates own satellite constellation and provides a platform for geospatial data analysis for various industries (agriculture, maritime, energy, insurance, etc.). The company manufactures own small satellites. Its flagship satellite, Owl, provides near-daily imagery at 1-meter resolution across the entire Earth's surface to support critical global safety and environmental sustainability measures, while also ensuring uninterrupted communications. The Pelican satellite is designed to perform missions faster and with greater clarity thanks to ultra-high-resolution imagery. Its improved optical performance and extended spectral range are designed to deliver sharper and more detailed images.
Planet operates own satellite constellation and provides a platform for geospatial data analysis for various industries (agriculture, maritime, energy, insurance, etc.). The company manufactures own small satellites. Its flagship satellite, Owl, provides near-daily imagery at 1-meter resolution across the entire Earth's surface to support critical global safety and environmental sustainability measures, while also ensuring uninterrupted communications. The Pelican satellite is designed to perform missions faster and with greater clarity thanks to ultra-high-resolution imagery. Its improved optical performance and extended spectral range are designed to deliver sharper and more detailed images.
10
Funding: $946.2M
Stoke Space is a developer of reusable rockets that provide access to and from any orbit to the satellite industry.
Stoke Space is a developer of reusable rockets that provide access to and from any orbit to the satellite industry.
