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 ...

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

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

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 ...

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

Jam packed issues filled with the latest cutting-edge research, technology and theories delivered in an entertaining and ...

United Launch Alliance's Vulcan rocket experienced unexpected sparks during its certification flight, raising questions about its performance.

ULA rolled the Vulcan Centaur out to Space Launch Complex-41 (SLC-41) at Florida's Cape Canaveral Space Force Station today ...

The United Launch Alliance successfully launched its second Vulcan rocket from Complex 41 at Cape Canaveral Space Force ...

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