In the past several years, space programs in the United States and other nations have experienced anomalies during launches ...

ULA's Vulcan rocket has been certified by the US Space Force for national security missions after completing a rigorous certification process. The certification process included two successful test ...

Vulcan achieved its major objectives on that mission as well, according to ULA, despite encountering a problem — the failure of an engine nozzle on one of its two solid rocket boosters.

Unlike SpaceX Falcon 9 — which is fully liquid propellant — ULA's Vulcan rocket utilizes solid rocket boosters at liftoff. According to Bruno, a manufacturing defect on a part in the engine ...

SpaceX has launched at a rate nearly 34 times higher than United Launch Alliance since the start of 2023, but ULA has more ...

Vulcan is available in four standard offering configurations including zero, two, four and six solid rocket booster (SRB) variants. Booster propulsion is provided by a pair of BE-4 engines ...

Key Points: Vulcan replaces the Atlas V rocket, reducing reliance on Russian-made engines. The U.S. Space Force aims to ensure multiple launch providers for critical missions. Investors see ...

ULA and Blue Origin, which build rocket engines and assemble space vehicles in Huntsville and Decatur, join existing provider SpaceX.