Largest Space Companies

Small satellite manufacturer operating a dual-band SAR constellation for all-weather Earth observation and providing satellites-as-a-service for rapid in-orbit technology demonstrations

Designs, builds, and operates mission-tailored LEO satellite constellations for Earth observation, climate monitoring, and national security applications

Operates a constellation of formation-flying satellites that detect, geolocate, and characterize radio frequency emissions for defense and intelligence missions

Develops and operates small SAR satellites and provides Earth observation data and analytics for disaster response, national security, and environmental monitoring

Designs, manufactures, and operates micro-satellite constellations for maritime communications, earth observation, positioning, and deep space exploration

Developed the Prime micro-launch vehicle for dedicated small satellite missions to LEO, using bio-propane fuel and 3D-printed engines

Designs, builds, launches, and operates small satellites for Earth observation, telecommunications, navigation, and science missions

Develops hybrid-propellant launch vehicles, a modular satellite bus, and operates Australia's first licensed orbital spaceport

No description available.

Operates an optical satellite constellation providing real-time data relay, on-orbit computing, and hosted payload services for space missions

Designs and manufactures metamaterial-based flat-panel satellite antennas and terminals for mobile communications on the move

Designs and manufactures solar arrays, electrical power systems, and power conditioning units for CubeSat and small satellite platforms

Designs and manufactures defence weapon systems, high energy laser weapons, counter-drone systems, and space domain awareness technologies

Designs, builds, and operates SAR satellite constellations delivering sub-meter Earth imagery and flight-proven spacecraft hardware

Designs, manufactures, and operates microsatellite constellations for Earth observation and provides one-stop satellite mission services

Designs and manufactures large-scale, high-power satellite platforms with in-house electric propulsion and avionics for multi-orbit missions

Provides AI-powered space domain awareness, satellite tracking, space traffic coordination, and orbital simulation for government and commercial operators

Operates a constellation of high-resolution satellites that detect and measure methane and CO2 emissions from individual industrial facilities

Designs, builds, and operates autonomous spacecraft for space domain awareness, debris removal, and in-orbit servicing using gridded ion propulsion

Designs, manufactures, and operates a constellation of sub-meter resolution Earth observation satellites, selling imagery and full satellite systems to government and commercial customers

Designs electric propulsion systems for small satellites and operates orbital transfer vehicles for last-mile delivery and in-orbit services

Develops small solid-fuel launch vehicles and rocket propulsion systems, and provides rapid-response commercial launch services for microsatellite and nanosatellite customers

Manufactures non-toxic green propulsion systems for satellites and operates reusable suborbital spaceplanes for research and high-speed flight

Develops optical communication terminals and deploys space-based laser data relay networks for LEO satellite constellations and government programs

Builds multi-sensor imaging satellites that fuse SAR and optical data in a single pass for all-weather, day-and-night Earth observation