United Launch Alliance was hoping to ramp up its new Vulcan rocket launches this year, but won’t be launching any national ...

Vulcan Centaur is supposed to launch more than a dozen missions for the U.S. Space Force this year, but those flights could ...

Reports suggest that the US Space Force is pausing missions on the Vulcan rocket until an anomaly observed during a February ...

United Launch Alliance flew its Vulcan rocket for only the fourth time early Thursday, but suffered yet another fiery burn ...

Vulcan is central to ULA’s effort to replace its Atlas 5 rocket and compete more directly for national security launches. With Vulcan missions on hold, the Space Force is now reliant solely on SpaceX ...

"We're still in the initial phases of that investigation, so we'll continue to to work with the United Launch Alliance and their suppliers to make sure we've got the right level of insight and ...

A Vulcan Centaur rocket successfully launched two U.S. spy satellites on Feb. 12 despite suffering an anomaly with one of its ...

The powerful Vulcan faces its biggest test yet as it prepares to launch on its second national security mission from Florida.

The forecast from the Space Force's Space Launch Delta 45 weather squadron and Launch Weather Officer Rachel Shane for ...

Recap of the USSF-87 mission, which launched 4:22 a.m. Feb. 12 atop a ULA Vulcan rocket from Launch Complex 41 in Cape Canaveral. Original story: A rare occurrence in the skies above the Space Coast ...

Welcome to Edition 8.31 of the Rocket Report! We have some late-breaking news this week with an update Thursday afternoon ...

Add Yahoo as a preferred source to see more of our stories on Google. United Launch Alliance suffered yet another fiery burn-through on one of its solid rocket boosters during a national security ...