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

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

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

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

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

The company lofted an experimental navigation satellite on behalf of the U.S. military Tuesday at 8:56 p.m. EDT (0056 GMT on ...

Vulcan lifted off from Space Launch Complex-41 at Cape Canaveral Space Force Station in Florida just before 9 p.m. EDT. The ...

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

The United Launch Alliance (ULA) launched its first U.S. national security launch aboard its new Vulcan rocket on Tuesday ...