Boeing and Lockheed Martin's joint venture, United Launch Alliance, said on Friday its Vulcan rocket successfully launched ...

United Launch Alliance's new Vulcan rocket blasted off to space on Friday, a critical test of the Boeing and Lockheed Martin ...

United Launch Alliance's Vulcan rocket, under contract for dozens of flights for the US military and Amazon's Kuiper ...

United Launch Alliance has confirmed that its second Vulcan Centaur rocket launch was a success. The heavy-lift vehicle ...

If the Space Force deems it a clean mission, the rocket could be certified to fly national security satellites in the coming ...

Despite an apparent problem with one of two strap-on boosters, the Vulcan reached orbit and otherwise performed as expected.

The rocket company, jointly owned by Boeing and Lockheed Martin, has been racing to prepare its vehicle to carry military ...

A potential glitch with one of Vulcan Centaur's solid rocket boosters emerged during United Launch Alliance (ULA) latest test ...

After some delays, the Cert-2 mission took off from Space Launch Complex-41 at Cape Canaveral Space Force Station.

Tory Bruno, ULA's chief executive, told reporters Wednesday that he is "supremely confident" the Vulcan rocket will succeed ...