The U.S. Space Force has certified United Launch Alliance's (ULA) new Vulcan Centaur rocket to launch national security missions. "Assured access to space is a core function of the Space Force and ...

is to be shipped to Kennedy Space Center (KSC) for a final round of checks before integration ahead of its inaugural launch atop ULA's second Vulcan Centaur rocket. It's been a while coming.

It – along with the Centaur upper stage as a whole – came to the rescue during the OA-6 Cygnus mission to the International Space Station (ISS). Due to an underperformance of the Atlas V ...

CAPE CANAVERAL, Fla. (AP) — The U.S. military’s classified mini space shuttle returned to Earth on Friday after circling the world for 434 days. Federal cuts squeeze already-struggling food ...

The U.S. military's classified mini space shuttle returned to Earth on Friday after circling the world for 434 days. The space plane blasted into orbit from NASA's Kennedy Space Center in December ...