Revealed: How America's Secret Space Plane Has Been In Orbit For Over A Year - And No One Knows What It's Doing -- Daily Mail
* The X-37B has been circling the Earth at 17,000mph and was due to land in California in December
The U.S Air Force’s highly secret unmanned space plane was supposed to stay in space for nine months, but it’s now been there for a year and three days – and no one knows what it’s doing.
The experimental craft has been circling Earth at 17,000 miles per hour and was due to land in California in December.
However the mission of the X-37B orbital test vehicle was extended – for unknown reasons.
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Previous Post: U.S. Air Force's Second X-37B Space Plane Marks One Year In Orbit
More News On The X-37B
Air Force space drone's secret mission hits one-year mark -- L.A. Times
Air Force's mysterious space plane survives one year in orbit -- MSNBC/Space.com
A year later, mysterious space plane is still in orbit -- Wired
The Air Force's Mysterious X-37B Spaceplane Celebrates Its First Full Year in Orbit -- Popular Science
Secret Military Mini-Shuttle Marks One Year in Orbit -- Discovery News
US Air Force’s Mysterious Space Plane Has Been In Orbit For A Whole Year -- Gizmodo
What Next for X-37B -- Space Travel