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

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

Issues delivered straight to your door Giant X9 solar flare! Night sky tonight!

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

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

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 ...

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

United Launch Alliance is set to launch the second test flight of its Vulcan Centaur rocket on Friday morning (Oct. 4), and ...

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 achieved a major milestone by successfully launching its next-generation Vulcan rocket from Cape ...