The Journal of Space Commerce

The Journal of Space Commerce

Sierra Space Moves Closer to R-GPS Satellite Mission Readiness

FlatSat Flight Software and Hardware Subsystem Testing Completed

Tom Patton's avatar
Tom Patton
May 13, 2025
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Resilient GPS (R-GPS) technology for the U.S. Space Force (USSF) has been successfully tested by Sierra Space. In this third milestone, Sierra Space demonstrated an early integration of the R-GPS satellite technology through FlatSat flight software and hardware subsystem testing, in addition to successful communication with ground software.

“The challeng…

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