Largest Space Companies

Designs, manufactures, and integrates software-defined phased array communications systems, payloads, and satellites for space, airborne, and ground platforms

Operates a low-Earth orbit satellite constellation providing mobile voice, data, and IoT connectivity services, and licenses Band n53 terrestrial spectrum for private 5G networks

Develops defense electronics, solid and electric propulsion systems, commercial space station infrastructure, and mission-critical space solutions for government and commercial customers

Designs and operates lunar landers and rovers, providing payload delivery, surface exploration, and data services to build cislunar infrastructure

Develops fully and rapidly reusable medium-lift launch vehicles for orbital access, in-space mobility, and cargo return

Designs and operates orbital transfer vehicles that move payloads between orbits using high-thrust chemical propulsion, delivering to GEO in under a day

Designs and manufactures liquid rocket engines, solid rocket motors, and hypersonic propulsion systems for commercial launch and U.S. defense applications

Operates autonomous precision manufacturing factories producing components for aerospace and defense companies, powered by AI-driven factory automation software

Develops lunar landers, rovers, surface power systems, and reusable suborbital rockets for payload delivery and infrastructure on the Moon

Manufactures optical communications terminals for satellite-to-satellite and airborne laser links, supplying inter-satellite connectivity hardware for government and commercial constellations

Designs small-lift orbital launch vehicles using oxygen-rich staged combustion engines and serial manufacturing techniques from commercial industries

Operates a satellite-as-a-service platform that integrates, deploys, and operates customer payloads and AI applications on standardized LEO spacecraft

Designs, manufactures, and launches small-lift orbital rockets powered by single-piece 3D-printed semi-cryogenic engines for dedicated small-satellite missions

Manufactures standardized nanosatellite and microsatellite buses and provides end-to-end small satellite mission integration services

Designs, manufactures, and integrates nanosatellites and small satellite subsystems, with constellation operations and advanced mission capabilities for defense, civil, and commercial customers

Designs and mass-manufactures standardized satellite bus platforms for commercial and government constellation deployments across LEO, MEO, and GEO orbits

Designs, manufactures, and operates X-band synthetic aperture radar satellites delivering sub-meter resolution Earth observation imagery in all weather conditions

Operates a high-revisit Earth observation constellation and AI-powered Spectra platform for real-time geospatial intelligence and automated monitoring

Operates Ariane 6 and Vega C launch vehicles from the Guiana Space Centre, serving European institutional and global commercial satellite customers

Designs and builds autonomous spacecraft, mission software, and payloads exclusively focused on space defense and superiority operations

Operates a hyperspectral Earth observation satellite constellation and analytics platform for agriculture, energy, environment, and mining

Designs, manufactures, and operates liquid oxygen-methane launch vehicles for commercial satellite deployment and space station cargo missions

Builds satellite platforms, orbital deployers, and ground stations, providing full-stack space engineering solutions for civilian and defense clients

Develops and operates solid-propellant orbital launch vehicles and liquid-fueled reusable rockets for commercial satellite constellation deployment

Develops a partially reusable methane-fueled mini-launcher for small satellite delivery to low Earth and sun-synchronous orbits