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 ...

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

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

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

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

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

The company lofted an experimental navigation satellite on behalf of the U.S. military Tuesday at 8:56 p.m. EDT (0056 GMT on Aug. 13). The mission saw the company's powerful new Vulcan Centaur rocket ...

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

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 ...