-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 ...

The U.S. military's elusive X-37B space plane has postponed its next launch by three days. Based on the rocket its riding on, the secretive spacecraft is likely launching farther than ever before.

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 ...