There's a lot we still don't know. The post Mysterious Chinese Space Plane Conducting Unknown Mission in Orbit appeared first ...

-America’s X-37B space plane looks like a scaled-down shuttle, but it has become one of the most consequential military programs of the post-Cold War era. -Born as a NASA technology demonstrator and ...

After spending more than a year orbiting our planet on a hush-hush mystery mission, the U.S. Air Force's X-37B space plane is due to return to Earth any day now. Air Force officials haven't announced ...

NASA's Kennedy Space Center in Florida has entered into an agreement with the U.S. Air Force's X-37B Program for use of the center's Orbiter Processing Facility (OPF) Bays 1 and 2 to process the X-37B ...