Tuesday, April 28, 2015

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Air Force uses its secretive space drone to test futuristic propulsion system

  • Tuesday, April 28, 2015
  • AM edejer
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  • Ask someone in the street what they know about the Air Force's top-secret space plane and you'll probably wind up getting pinched by the NSA. Nobody can claim to know much about the X-37B, beyond the fact that it's the force's long-term space vehicle...

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