It won’t have any crew, but the U.S. Space Force hitched a ride on SpaceX to send the Boeing-built X-37B spacecraft — which ...

The uncrewed X-37B Orbital Test Vehicle launched from Cape Canaveral on Thursday evening aboard a SpaceX Falcon 9 rocket.

Another U.S. military mini shuttle has blasted off on a secret mission. Launched Thursday by SpaceX, the craft with no one ...

SpaceX called off a launch attempt Sunday after detecting a leak in the plumbing that flows super-cold liquid oxygen ...

SpaceX, United Launch Alliance rockets have sent secret X-37B mini shuttle to orbit many times. Photos show what it looks ...

A United States military mini shuttle launched Thursday night to conduct unspecified experiments in space. SpaceX powered the ...

The launch is set for Thursday, August 21, at 11:50 p.m. ET. Catch the action live right here. The U.S. Space Force’s ...

During its secretive mission, the X-37B will test new laser communications gear and a "quantum" navigation sensor.

When will Sierra Space's winged vehicle, Dream Chaser, finally take flight? Unfortunately, it's still not clear. Almost ...

NASA and SpaceX's Crew-11 mission is made up of two U.S. astronauts, one from Japan and a Russian cosmonaut. They'll be ...

Following a detailed inspection of NASA’s Space Shuttle Atlantis at the Kennedy Space Center, Fla., the six-member crew has a new launch date to begin the STS-115 mission to the International ...