Tag Archives: Pratt & Whitney Rocketdyne

The J-2X Rocket Engine – From Concept To Hot Fire

Posted on Sunday, April 1, 2012 by MegaZone

NASA’s Marshall Space Flight Center posted a video chronicling the evolution of the J-2X rocket, intended to be an upper stage for NASA’s new Space Launch System, from concept through to a successful hot fire test last November. The J-2X … Continue reading →

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