22. 3. 20172 461 zhlédnutíThe U.S. Air Force's top-secret autonomous space plane, the X-37B, is days away from breaking its own longevity record. The aircraft, which looks like a mini...
Před 5 měsíci28 tis. zhlédnutíA SpaceX Falcon Heavy rocket launched the USSF-52 mission, the seventh flight of the Boeing X-37B Orbital Test Vehicle (OTV-7), from Launch Complex 39A (LC-3...