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

A ULA Vulcan rocket launched a Space Force mission, but an unexpected light show from its boosters sparked questions. Here's ...

A United Launch Alliance Vulcan rocket carrying a suite of classified Space Force payloads suffered what appeared to be a burn through in the nozzle of a strap-on solid-fuel booster Thursday, but ...

NASA conducted a full-scale static test fire of the Booster Obsolescence and Life Extension (BOLE) solid rocket motor - part ...

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 ...

This Atlas V launch will see the rocket quickly propelled off the pad under the power of 5 solid rocket boosters — giving a great show to those watching. People in Georgia, South Carolina, Tennessee ...

Boeing and Lockheed investors can't count on revenue contributions from ULA for awhile. How big a problem is that?

Californians may soon see the powerful ULA Vulcan rocket blazing across the sky brighter and more widely visible than what is ...

This Atlas V launch will see the rocket quickly propelled off the pad under the power of 5 solid rocket boosters — giving a great show to those watching. Rockets launched from Kennedy Space Center or ...