Mississippi Business Journal » powerpack http://msbusiness.com Mississippi Business Journal Tue, 21 May 2013 19:01:33 +0000 en-US hourly 1 http://wordpress.org/?v=3.5.1 Testing on rocket engine’s ‘heart’ concludes at Stennis http://msbusiness.com/blog/2012/12/17/testing-on-rocket-engines-heart-concludes-at-stennis/?utm_source=rss&utm_medium=rss&utm_campaign=testing-on-rocket-engines-heart-concludes-at-stennis http://msbusiness.com/blog/2012/12/17/testing-on-rocket-engines-heart-concludes-at-stennis/#comments Mon, 17 Dec 2012 18:09:14 +0000 MBJ Staff http://msbusiness.com/?p=66669 HANCOCK COUNTY — NASA has taken another step toward human exploration of new destinations in the solar system. At the agency’s Stennis Space Center, engineers conducted the final test-firing of the J-2X powerpack assembly, an important component of America’s next heavy-lift rocket. The J-2X engine is the first human-rated liquid oxygen and liquid hydrogen engine [...]

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