Pratt and Whitney Rocketdyne successfully completed the latest round of tests on the gas generator for NASA's J-2X rocket engine. With the first NASA J-2X engine far along in development, Pratt and Whitney Rocketdyne is on track to begin testing in 2011 at John C. Stennis Space Center, Miss. Pratt & Whitney Rocketdyne is a United Technologies Corp.company. It has an operation at Stennis Space Center. (Source:
PRNewswire, 09/21/10)