The United Launch Alliance (ULA) launched its first U.S. national security launch aboard its new Vulcan rocket on Tuesday ...

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

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

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

ULA's Vulcan Centaur launches first national security mission Vulcan Centaur launches first national security mission ...

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

The first two Vulcan test flights last year used a configuration of the rocket with two strap-on boosters to add an extra ...

Live updates from Tuesday night’s ULA USSF-106 mission that launched a Vulcan rocket from Cape Canaveral Space Force Station in Florida.

Follow FLORIDA TODAY Space Team live updates from tonight’s ULA USSF-106 rocket launch from Cape Canaveral Space Force Station in Florida.

Two new rockets just launched within 30 minutes of each other, with each vehicle lifting off for just the third time. First up, Arianespace’s Ariane 6 launched from Europe’s Spaceport in Kourou, ...