The Space Force has certified United Launch Alliance’s Vulcan Centaur rocket for its most important national security launches—clearing the way for a series of missions this year and giving SpaceX a little competition.
The Space Force’s third GPS III satellite will head to space June 30, after its launch was rescheduled from late April due to the coronavirus pandemic. SpaceX’s Falcon 9 rocket will carry the Lockheed Martin-built satellite from Cape Canaveral Air Force Station, Fla. Once on ...