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

SpaceX was not one of Amazon's original choices to fly its Project Kuiper broadband internet satellites, but Elon Musk's ...

SpaceX was not one of Amazon’s original choices to fly up its Project Kuiper broadband internet satellites, but Elon Musk’s ...

SpaceX was not one of Amazon’s original choices to fly up its Project Kuiper broadband internet satellites, but Elon Musk’s ...

Live updates from SpaceX's scrubbed Falcon 9 rocket launch try on an Amazon mission Thursday morning from Cape Canaveral ...

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

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

A successful rocket launch this week could mean big things for two large defense companies that co-own the space company.

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

United Launch Alliance's Vulcan Centaur lifted off for the third time ever in an experimental launch to put navigation ...

What time is liftoff? ULA's Vulcan could be visible for most of Florida pending weather. Did your city make the rocket launch ...

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