Blue Origin handed out the shovels and then hosted an official groundbreaking ceremony for its rocket engine production facility on Friday in Huntsville, Alabama. Blue Origin’s BE-4 engine is the most powerful liquefied natural gas (LNG) fueled rocket engine ever developed.

The plant will be built on 46 acres at the corner of Explorer Boulevard and Pegasus Drive in Cummings Research Park. The project includes more than 300 new jobs.

Bob Smith, CEO of Blue Origin said that it’s a great day here in Rocket City. Thanks to the votes of confidence from United Launch Alliance, from the Air Force for national security missions, and from Huntsville and the state of Alabama, they are breaking ground on a world-class facility to produce their engines and power the next generation of spaceflight.

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