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

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.

The Pentagon launched its first experimental navigation satellite in nearly 50 years, aiming to test out new technology that ...

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

General testifies he didn't hear L.A. protests described as "rebellion" ...

Californians could potentially see nearly back-to-back SpaceX launches now that a Starlink mission scheduled for the weekend ...

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

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A United Launch Alliance Vulcan rocket launches on USSF-106 mission at 8:56 p.m. Tuesday, Aug. 12, from Cape Canaveral Space Force Station in Florida.

The United Launch Alliance 's Vulcan rocket will send the first U.S. national security mission to space on Tuesday night, ...