US military’s X-37B spaceplane stays relevant with launch of another mission
The US military's reusable winged spaceship rocketed back into orbit Thursday night atop a SpaceX rocket, kicking off a mission that will, among other things, demonstrate how future spacecraft can navigate without relying on GPS signals. The core of the navigation experiment is what the Space Force calls the "world's highest performing quantum inertial sensor ever used in space." This is one of many payloads mounted on the military's X-37B spaceplane when it lifted off aboard a Falcon 9 rocket