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

United Launch Alliance's Vulcan Centaur lifted off for the third time ever in an experimental launch to put navigation ...

ULA’s Vulcan is expected to become the company's central launcher for national security and commercial space missions, but ...

ULA's Vulcan Centaur launches first national security mission Vulcan Centaur launches first national security mission ...

United Launch Alliance lofted an experimental navigation satellite on the first national security mission of its new Vulcan ...

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

United Launch Alliance (ULA) successfully launched a Vulcan rocket carrying a national security mission for the U.S. Space ...

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 has queued up its first Vulcan Centaur launch of the year, and its first ever for the Space Force.

The light people were seeing was from the Vulcan rocket launched by the United Launch Alliance. It took off from Cape ...