Boeing X-37B Orbital Test Vehicle (OTV)

Support / Поддержка: Donationalerts - Paypal - Teespring Store - Webmoney USD - Z789416365352 Webmoney EUR - E518067593070 Webmoney RU - R788497986526 The Boeing X-37, also known as the Orbital Test Vehicle (OTV), is a reusable uncrewed spacecraft. It is boosted into space by a launch vehicle, then re-enters Earth's atmosphere and lands as a spaceplane. The X-37 is operated by the United States Air Force for orbital spaceflight missions intended to demonstrate reusable space technologies. It is a 20%-scaled derivative of the earlier Boeing X-40. The X-37 began as a NASA project in 1999, before being transferred to the U.S. Department of Defense in 2004. Its first flight was during a drop test in 2006. There have been five X-37 orbital missions. The spaceplane's first mission, USA-212, was launched in April 2010 and returned to Earth in December 2010. A second X-