BE-4 Engine Review Delays ULA Vulcan Debut

Credit: ULA
Additional analysis of a Blue Origin BE-4 qualification engine for United Launch Alliance’s (ULA) Vulcan rocket program is pushing the booster’s debut flight to no earlier than May 4. ULA was aiming to launch its first Vulcan rocket from Cape Canaveral in late March. But during qualification testing...
Irene Klotz

Irene Klotz is Senior Space Editor for Aviation Week, based in Cape Canaveral. Before joining Aviation Week in 2017, Irene spent 25 years as a wire service reporter covering human and robotic spaceflight, commercial space, astronomy, science and technology for Reuters and United Press International.

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