Sierra Resilient GPS Satellite Passes Key Integration Test

sierra space Eclipse Velocity version

Sierra’s R-GPS design leverages the company’s Eclipse bus, the Eclipse Velocity version of which is shown here.

Credit: Sierra Space
COLORADO SPRINGS—Sierra Space, one of companies competing for the U.S. Space Force’s first batch of Resilient GPS (R-GPS) satellites, says it has demonstrated integration of an early iteration of the spacecraft’s hardware and software, in addition to successful communication with ground software...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

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