Air Force X-37B robotic space plane is shown after Vandenberg AFB landing. Third mission of the program is now being flown in Earth orbit - the longest duration flight of the winged spacecraft. Credit: USAF/Boeing

Air Force X-37B robotic space plane is shown after Vandenberg AFB landing. Third mission of the program is now being flown in Earth orbit – the longest duration flight of the winged spacecraft.
Credit: USAF/Boeing

A new story from me posted at SPACE.com:

US Air Force’s Secretive X-37B Space Plane Nears Day 500 in Orbit
By Leonard David, Space.com’s Space Insider Columnist
April 21, 2014 01:21pm ET

http://www.space.com/25573-secretive-x37b-military-space-plane-500days.html

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