Add Yahoo as a preferred source to see more of our stories on Google. A test pilot and instructor from Edwards Air Force Base has been selected as one of four volunteers to take part in a yearlong ...

The X-37B's eighth orbital mission will start with a liftoff atop a SpaceX Falcon 9 rocket. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

When the X-37B launches on its eighth mission no earlier than Aug. 21, it will carry an experimental quantum inertial sensor. When you purchase through links on our site, we may earn an affiliate ...