The length of the mission wasn't disclosed, but a previous flight lasted years. A not-so-secret, secret reusable spaceplane operated by the United States Space Force is scheduled to lift off for its ...

After years of delays, United Launch Alliance is set to launch its first military mission on the new heavy-lift Vulcan rocket next week. The mission, USSF-106, will send into geostationary-Earth orbit ...

United Launch Alliance fired off its first operational Vulcan rocket Tuesday, boosting two military satellites into space in the first U.S. Space Force-sanctioned flight of a new launcher that ...

BREVARD COUNTY, Fla. — A rocket launch to support national security is set to blast off from Florida’s Space Coast on Tuesday. The United States Space Force’s USSF-106 mission is set to launch from ...

The United Launch Alliance launched a Vulcan rocket Tuesday night from Florida as part of the first U.S. Space Force-sanctioned flight. The 200-foot spacecraft with four rocket boosters lifted off at ...

CAPE CANAVERAL, Fla. (AP) - The military's small, top-secret version of the space shuttle rocketed into orbit Tuesday for a repeat mystery mission, two years after making the first flight of its kind.