(Amerika) United States Air Force (USAF)

[Nightwatch]

X-37B Marks One Year On Orbit

On December 11, 2013, the secretive X-37B robot spaceplane celebrates one year in orbit. This controversial spacecraft has been out of the limelight for a long time, attracting almost no media coverage for most of its mission. The third flight of one of the most secretive objects in space has been its most elusive mission to date!

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