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US Space Force's secretive X-37B space plane will test “quantum inertial sensor” alternative to GPS navigation
America's Secretive X-37B Space Plane Will Test a Quantum Alternative to GPS for the US Space Force
First Look At Secretive X-37B Space Plane In Orbit
Space Force's mysterious X-37B begins 'aerobraking' to lower orbit. Here's how it works (video)
In a rare disclosure, The Pentagon provides an update on the X-37B spaceplane
SpaceX Will Help US Space Force Launch Its Secretive X-37B Space Plane
SpaceX Will Launch the Space Force's Mysterious X-37B Space Plane On Falcon Heavy
