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

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.

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

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 punched out its first Vulcan Centaur launch of the year Tuesday night, and its first ever for the ...

Space is part of the great power competition between the U.S. and China, with both countries racing for dominance.

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

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

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

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.