United Launch Alliance completed its first US national security mission with the newly developed Vulcan rocket, a key test of ...

The United Launch Alliance successfully launched a Vulcan Centaur rocket into orbit from Cape Canaveral Space Force Station ...

What was the mysterious white spiral flying in the night sky as stargazers looked up during the Perseid meteor shower peak ...

ULA's Vulcan is replacing the company's workhorse Atlas 5 rocket and the already-retired Delta 4 family of launchers.

United Launch Alliance's Vulcan Centaur lifted off for the third time ever in an experimental launch to put navigation ...

United Launch Alliance lofted an experimental navigation satellite on the first national security mission of its new Vulcan ...

A United Launch Alliance Vulcan rocket is gearing up to carry a classified national security payload into space Tuesday night ...

ULA’s Vulcan is expected to become the company's central launcher for national security and commercial space missions, but ...

United Launch Alliance (ULA) is gearing up for a long-awaited comeback, returning to secretive payload lifts for the National ...

What time is liftoff? ULA's Vulcan could be visible for most of Florida pending weather. Did your city make the rocket launch ...

A successful rocket launch this week could mean big things for two large defense companies that co-own the space company.