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The Air Force launched its third mission of its Orbital Test Vehicle, the X-37B, on December. 11, 2012, from Cape Canaveral, Florida. U.S. Air Force
The X-37B is lifted into orbit by an Atlas V rocket. U.S. Air Force
The last mission of the X-37B landed at Vandenberg Air Force Base, California, on June 16, 2012. It spent 469 days in space during its mission. Paul Pinner/Boeing photo/U.S. Air Force
The Air Force's first X-37B mission landed at Vandenberg in the early morning of December 3, 2010. It spent more than 220 days in orbit during its maiden voyage. Michael Stonecypher/U.S. Air Force
Technicians in self-contained atmospheric protective ensemble suits conduct initial checks on the X-37B after its landing on December 3, 2010. Michael Stonecypher/U.S. Air Force
The X-37B Orbital Test Vehicle sits on the runway at Vandenberg Air Force Base on December 3, 2010, during post-landing operations. Michael Stonecypher/U.S. Air Force
