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

Tory Bruno, president and CEO of the United Launch Alliance (ULA), has hinted that the company is working on improving the ...

In the near term, ULA will switch back to launching its soon-to-retire Atlas V rocket, the Vulcan rocket's predecessor. The ...

SpaceX has lined up its massive Starship and Super Heavy rocket for what would be its 10th suborbital test flight aiming to ...

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

Live updates from USSF-36 mission, which launched at 11:50 p.m. Aug. 21 from NASA's Kennedy Space Center Pad 39A.

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

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

Rocket Lab USA, Inc. (RKLB) is steadily moving forward with its next-generation Neutron rocket, designed to compete in the ...

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

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

Visible across the Northeast, the bright, pill-shaped light was the exhaust plume from the United Launch Alliance's Vulcan ...