EDIT 1: Launch moved one day because of weather conditions EDIT 2: Launch moved another day because of ground system issues EDIT 3: Launch moved for more checkouts Boeing's mysterious X-37B spaceplane,

Nearly 719 days of orbital spaceflight and counting.

The U.S. Air Force's X-37B military space plane has now been circling Earth for 700 days, just a few weeks shy of the vehicle's spaceflight-duration record.

We still don't know what the X-37B is doing up there, however.

The U.S. Air Force's X-37B space plane has now been circling Earth for more than 600 days on its latest mystery mission. The reusable robotic vehicle, which looks like a miniature version of NASA's space

The U.S. Air Force's X-37B miniature space plane has winged past 340 days of flight performing secretive duties during the program's fifth flight.

The Sleuth Journal Introduction The focus of this Deep Dive revolves around a Wikileaks email found in the Hacking Team archive released in 2015. The email being shared between members of the Hacking Team

Skywatcher Captures Unmanned Military Space Plane X-37B X-37B: The Air Force's Mysterious Space Plane Check out our Sangstar1 Facebook discussion page: Edited by Sergio Correa Administrator: ►DTUBE: ►SteemIt:

The U.S. Air Force's X-37B space plane has winged past 200 days in orbit on its latest clandestine mission.

The U.S. Air Force's enigmatic space drone – the X-37B space plane – is heading for a Sept. 7 liftoff, according to military officials.

The Air Force is preparing to launch its secret X-37B space plane aboard a SpaceX Falcon 9 rocket later this year, the service said yesterday (June 6).