The Space Force booked the Vulcan rocket to launch this spacecraft in 2023, when ULA hoped to begin flying military ...

US Space Force approves Vulcan rocket from United Launch Alliance, a joint venture between Boeing and Lockheed Martin.

Unlike SpaceX Falcon 9 — which is fully liquid propellant — ULA's Vulcan rocket utilizes solid rocket boosters at liftoff. "The BE-4 rocket engines compensated, steered for that, and took us ...

WASHINGTON (Reuters) -The U.S. Space Force said on Wednesday it has cleared Boeing and Lockheed Martin's Vulcan rocket to launch national security satellites for the United States. SpaceX was the ...