The U.S. Space Force has certified United Launch Alliance’s Vulcan Centaur rocket, allowing that vehicle to conduct national ...

Vulcan's certification means SpaceX should have at least one competitor for future launches - though several other firms are ...

The U.S. Space Force said on Wednesday it has cleared Boeing and Lockheed Martin's Vulcan rocket to launch national security satellites for the United States.

A rocket the Centennial company has worked on for years is cleared for liftoff on billions of dollars worth of military space ...