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

What time is liftoff? ULA's Vulcan could be visible for most of Florida pending weather. Did your city make the rocket launch ...

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

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 completed its first US national security mission with the newly developed Vulcan rocket, a key test of ...

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

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

United Launch Alliance (ULA) successfully launched its Vulcan rocket on Aug. 12, marking the launch vehicle’s first ...

The rocket took off from Cape Canaveral Space Force Station in Florida just before 9:00 p.m. Eastern. On board were two ...

The experiment is due to launch this summer on a United Launch Alliance Vulcan rocket as part of the USSF-106 mission.