Live updates from USSF-36 mission, which launched at 11:50 p.m. Aug. 21 from NASA's Kennedy Space Center Pad 39A.

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

The Space Force's mysterious X-37B space plane is set to lift off from Kennedy Space Center this week. Here's what we know ...

ULA's Vulcan is replacing the company's workhorse Atlas 5 rocket and the already-retired Delta 4 family of launchers.

ULA Vulcan Launch completes its first National Security Space Launch mission, taking the reins from the Delta IV Heavy for ...

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

United Launch Alliance has launched its Vulcan rocket and will deploy two military payloads in geosynchronous orbit.

United Launch Alliance has announced plans for the first national security launch of its Vulcan Rocket as part of a Space Force mission scheduled for next week.

United Launch Alliance (ULA) successfully launched its Vulcan rocket on Aug. 12, marking the launch vehicle’s first ...

FLORIDA TODAY Space Team launch coverage updates will kick off starting about 90 minutes before each launch window opens at ...

A United Launch Alliance Vulcan rocket launches on USSF-106 mission at 8:56 p.m. Tuesday, Aug. 12, from Cape Canaveral Space ...

After a decade of development, United Launch Alliance’s Vulcan rocket is poised to join SpaceX’s Falcon fleet in launching ...