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

The company lofted an experimental navigation satellite on behalf of the U.S. military Tuesday at 8:56 p.m. EDT (0056 GMT on ...

United Launch Alliance (ULA) is gearing up for a long-awaited comeback, returning to secretive payload lifts for the National ...

The launch of a United Launch Alliance Vulcan rocket carrying the U.S. Space Force (USSF)-106 mission for the United States ...

Running a day late, a SpaceX Falcon 9 rocket launched Friday on a mission to deliver a fresh three-man one-woman crew to the International Space Station.

NASA expects to spend up to $1.5 billion to support at least two companies to demonstrate crew-tended space stations as part ...

After a scrubbed launch on Thursday, four astronauts lifted off from Florida and will dock at the International Space Station on Saturday.

The three-man one-woman crew plans to spend at least six months and possibly longer aboard the International Space Station.