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J-2X test series proves part integrity

Engineers at NASA's Marshall Space Flight Center gave a key component of the J-2X engine a brisk workout to ensure it can withstand its extreme operating environment. The engine's fuel turbopump first stage ...

dateMay 16, 2011 in Space Exploration
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J-2X turbomachinery complete

(PhysOrg.com) -- NASA and Pratt & Whitney Rocketdyne have successfully completed the heart of the J-2X upper stage rocket engine -- the turbomachinery assemblies -- for the first development engine off the ...

dateDec 23, 2010 in Space Exploration
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