USAF Spaceplane Record Breaking Orbit
US Air Force's X-37B Spaceplane - Clouded in Mysteries & Missions Successfully Lands After Record Orbit The US Air Force announced that its top secret, experimental spaceplane - the X-37B - just successfully landed at NASA's Kennedy Space Center in FL after a record flight. The spaceplane has been more than two years - 780 days - in orbital flight. This is its longest test mission for a group of military technologies. The X-37B is an experimental, test spaceship. It was built by Boeing, is operated by the US Air Force and was launched into its latest mission aboard a SpaceX rocket. Clandestine Missions This is the spaceplane's 5th mission. What the missions have entailed are for the most part a mystery. They are top secret missions. But we do know the purpose is to demonstrate new technologies, such as propulsion systems, avionics and spacecraft reentry systems for what the Air Force hopes will be a "reliable, reusable, unmanned space test pl