United Launch Alliance’s woes with its new Vulcan rocket have forced it to switch gears to only launching Atlas V rockets for ...

After two test flights, ULA's Vulcan rocket received its certification to fly national security missions.

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

The U.S. Space Force (USSF) is switching the rocket planned for next month's GPS III-8 mission from United Launch Alliance's ...

Add Yahoo as a preferred source to see more of our stories on Google. The United Launch Alliance Vulcan rocket took off on the Space Coast from Launch Complex 41 at Cape Canaveral, but what many ...

The United Launch Alliance's most recent mission with its Vulcan rocket may have ended in success, but an anomaly detected during the launch is throwing into question when it could get off the ground ...

The powerful Vulcan rocket faces its biggest test yet as it prepares to launch on its second national security spaceflight from Florida. This time around, a rocket meant to become the United Launch ...

Add Yahoo as a preferred source to see more of our stories on Google. With the launch of NASA's Crew-12 now pushed to Friday, those on the Space Coast are still in for a treat as United Launch ...

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