Theories suggest the display came from either the European Space Agency's Ariane 6 rocket or the United Launch Alliance's ...

United Launch Alliance punched out its first Vulcan Centaur launch of the year Tuesday night, and its first ever for the ...

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

From Massachusetts to Maryland, sky watchers reported seeing what looked like an alien spacecraft overhead Tuesday night.No need for alarm — the strange light is likely the result of Tuesday night's ...

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

Starlink satellites launch weekly from Florida, but what are they exactly? Here's a look at SpaceX's Starlink satellites.

A United Launch Alliance Vulcan rocket launches on USSF-106 mission at 8:56 p.m. Tuesday, Aug. 12, from Cape Canaveral Space Force Station in Florida.

Live updates from Tuesday night’s ULA USSF-106 mission that launched a Vulcan rocket from Cape Canaveral Space Force Station in Florida.

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

United Launch Alliance lofted an experimental navigation satellite on the first national security mission of its new Vulcan Centaur rocket on Tuesday night (Aug. 12).