The Vulcan has launched on its second-ever national security spaceflight in what will be the biggest test yet for ULA's ...

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

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 ...

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

The United Launch Alliance is planning for the Vulcan to become its workhorse rocket. It faces its biggest test yet in its next launch.

Add Yahoo as a preferred source to see more of our stories on Google. The powerful Vulcan rocket faces its biggest test yet as it prepares to launch on its second national security spaceflight from ...