United Launch Alliance's Vulcan rocket, under contract for dozens of flights for the US military and Amazon's Kuiper ...

The rocket company, jointly owned by Boeing and Lockheed Martin, has been racing to prepare its vehicle to carry military ...

United Launch Alliance sent its second Vulcan rocket into space on Friday morning after delays that took the launch back more ...

United Launch Alliance's new Vulcan Centaur rocket just launched on its second-ever mission, a key test flight that keeps it ...

A shower of sparks was seen flying from near the Vulcan's engines about 38 seconds after Friday's liftoff from Cape Canaveral ...

Despite an apparent problem with one of two strap-on boosters, the Vulcan reached orbit and otherwise performed as expected.

Forecasters now predict an 80% chance of "go for launch" weather conditions during Friday's window, with cumulus clouds ...

During today’s launch, Vulcan will carry a simulated payload. It's a test before the rocket is certified to haul national ...

United Launch Alliance's new Vulcan Centaur rocket is 'go' for its second-ever liftoff, a test flight scheduled to launch on ...

This is the second certification mission for the Vulcan rocket. It’s a requirement to be used regularly by the U.S. Space ...

United Launch Alliance (ULA) successfully launched its second Vulcan Centaur rocket, marking a key step toward certifying the ...

United Launch Alliance has confirmed that its second Vulcan Centaur rocket launch was a success. The heavy-lift vehicle ...