Air Force's Mysterious X-37B Space Plane Survives 1 Year in Orbit
Tuesday, March 6, 2012 - 14:00
in Astronomy & Space
Mystery still surrounds the secretive mission of the U.S. Air Force's second robotic X-37B space plane.
Updated by artificial intelligence Tue, 13 Jun 2023, 2:53:47 UTC Learn more
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