A former U.S. Space Force signals intelligence analyst was sentenced to decades behind bars for shooting two suspected teen ...

The U.S. Space Force's powerful new military radar system designed to detect and track objects in distant orbits above Earth ...

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

The United Launch Alliance launched a Vulcan rocket Tuesday night from Florida as part of the first U.S. Space ...

The United Launch Alliance is launching its powerful Vulcan rocket on its first national security mission for the U.S. Space ...

Opinion: Each military branch needs at least two things to succeed: a clear mission and a sufficient budget. The U.S. Space ...

The ground-based system is slated to be fully operational by 2027 and is the first of three radars the service is building ...

The Vulcan, the United Launch Alliance's newer rocket, got off the ground from Florida on its first national security mission for US Space Force.

Live updates from Tuesday night’s ULA USSF-106 mission that launched a Vulcan rocket from Cape Canaveral Space Force Station ...

SpaceX is preparing to launch two missions this week - a NASA space station resupply mission and the mysterious Space Force X-37B space plane.

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

Space Base Delta 1 Commander Colonel Kenneth F. L. Klock and Space Base Delta 41 Commander Colonel Eric D. Bogue will deliver ...