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

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

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

The first two Vulcan test flights last year used a configuration of the rocket with two strap-on boosters to add an extra ...

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

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

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

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

SpaceX, United Launch Alliance rockets have sent secret X-37B mini shuttle to orbit many times. Photos show what it looks ...

United Launch Alliance has announced plans for the first national security launch of its Vulcan Rocket as part of a Space Force mission scheduled for next week.