The mysterious Space Force space plane is scheduled to head to orbit again-- and it will be announcing its launch with a sonic boom. SpaceX has confirmed the launch of the Boeing-built X-37B space ...

A secret space plane from the U.S. Space Force is set to fly on its eighth mission − one aimed at demonstrating critical space technology for deep space exploration. Just under six months post-landing ...

Many details about the X-37B are classified. Still, it is critical to the U.S. Space Force’s ability to conduct space operations in the increasingly contested space environment. The United States ...

An Air Force photographer snapped this profile view of the X-37B shortly after its landing on Dec. 3, 2010, which marked the end of the secret vehicle's maiden space mission. Despite its robotic ...