ULA, Blue Origin Sign BE-4 Engine Deal

Credit: Vulcan: ULA
LOS ANGELES—United Launch Alliance (ULA) and Blue Origin have signed a production agreement for the liquid oxygen/liquefied natural gas (LNG) BE-4 rocket engine for the Vulcan launch vehicle. The move, which appears to be a well-timed snub to the unsolicited Sept. 9 bid from competing engine maker...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

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