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

The United Launch Alliance is launching its powerful Vulcan rocket on its first national security mission for the U.S. Space ...

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

Vulcan lifted off from Space Launch Complex-41 at Cape Canaveral Space Force Station in Florida just before 9 p.m. EDT. The ...

The Vulcan, the United Launch Alliance's newer rocket, got off the ground from Florida on its first national security mission ...

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

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

United Launch Alliance (ULA) successfully launched its Vulcan rocket on Aug. 12, marking the launch vehicle’s first ...

The United Launch Alliance launched a Vulcan rocket Tuesday night from Florida as part of the first U.S. Space ...

United Launch Alliance has announced plans for the first national security launch of its Vulcan Rocket as part of a Space Force mission scheduled for next week.

United Launch Alliance has launched its Vulcan rocket and will deploy two military payloads in geosynchronous orbit.

Live updates from USSF-36 mission, which launched at 11:50 p.m. Aug. 21 from NASA's Kennedy Space Center Pad 39A.