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

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

In the near term, ULA will switch back to launching its soon-to-retire Atlas V rocket, the Vulcan rocket's predecessor. The ...

United Launch Alliance's Vulcan Centaur lifted off for the third time ever in an experimental launch to put navigation ...

A United Launch Alliance Vulcan rocket is gearing up to carry a classified national security payload into space Tuesday night ...

Visible across the Northeast, the bright, pill-shaped light was the exhaust plume from the United Launch Alliance's Vulcan ...

What was the mysterious white spiral flying in the night sky as stargazers looked up during the Perseid meteor shower peak ...

Welcome to Edition 8.06 of the Rocket Report! Two of the world's most storied rocket builders not named SpaceX achieved major ...

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

A successful rocket launch this week could mean big things for two large defense companies that co-own the space company.

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

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