Connect. Detect. Defend.
Connect. Detect. Defend.
Our mission is to industrialize space and defense communications—delivering advanced, mission-ready systems.
News
CesiumAstro Selected to Support GMD Weapon System (GWS) In-flight Interceptor Communications System (IFICS) for Missile Defense Agency
Built in America.
Built to Scale.
CesiumAstro designs, manufactures, and tests communication systems and satellites in U.S. facilities, expanding domestic production capacity, strengthening supply chains, and delivering hardware that meets operational demand.
Applications
Our hardware and software support a range of space and terrestrial applications across satellites, aircraft, ground networks, and emerging architectures.
Inter-Satellite Links (ISLs)
Linking spacecraft with software-defined crosslinks that route data across the constellation in real time.
High-Speed Data Downlinks
Enabling reliable, high-throughput downlinks that deliver mission data from orbit to ground stations.
Lunar Communications
Extending communications through forward links, relays, and proximity networks beyond Earth orbit.
Multi-Beam Connectivity
Adaptive multi-beam technology delivering high-capacity connectivity exactly where it’s needed.
5G NTN Networks
Powering next-generation 5G NTN connectivity across terrestrial, airborne, and space domains.
SATCOM Connectivity
Delivering high-throughput, low-latency SATCOM links with modem-agnostic, multi-orbit connectivity.
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