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

The 202-foot (61-meter) Vulcan Centaur has made two successful flights thus far. The rocket's first flight in January 2024 ...

A troubled European rocket critical to the continent’s goal of reducing its reliance on Elon Musk’s SpaceX thundered off a ...

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

SpaceX has been attempting to launch a Falcon 9 rocket since Saturday, Aug. 9 to deploy internet-beaming Starlink satellites ...

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

A Falcon 9 rocket carrying 24 of Amazon Project Kuiper spacecraft lifted off at 8:35 a.m. ET (1235 GMT) on Monday (Aug. 11).

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

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

But in a sweatbox so packed that it takes this writer a full 10 minutes to be able to visually verify that there's actually ...