8 Spacecraft companies

Sierra Space is a defense tech company building satellite platforms, reusable spaceplanes, hypersonic technologies, and space infrastructure for U.S. national s…

Lanteris Space LLC builds mission-ready spacecraft and satellite platforms, develops flight software on embedded systems like VxWorks and cFS, and supports defe…

SpaceX designs, manufactures and launches the world's most advanced rockets and spacecraft to revolutionize space technology and enable human life on other plan…

Rocket Lab is an end-to-end space company delivering reliable launch services, spacecraft, satellite components, and on-orbit management.

K2 Space builds the largest and highest-power satellites ever flown, with 80% in-house components, delivering 10x the power of traditional constellation-class s…

Astroscale develops on-orbit servicing technology for debris removal, life extension, and inspection across civil, defense, and commercial space missions, opera…

The European Space Agency (ESA) is Europe's intergovernmental organisation for space exploration, coordinating 22 Member States' resources to develop space capa…

Astranis builds small, powerful satellites for high orbits, providing dedicated broadband networks through its MicroGEO satellites to commercial and government…