Mystery Surrounds Air Force's Secretive X-37B Space Plane Landing Plan | U.S. Air Force & X-37B Spacecraft | Space Weapons & Military Space | Space.com | Science News | Scoop.it
From www.space.com - January 22, 2012 3:27 AM
The United States Air Force's X-37B space plane has been circling the planet for more than 10 months, on a mystery mission shrouded in secrecy. When will it come down?