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NASA astronaut Reid Wiseman, Expedition 40/41 flight engineer, participates in a spacewalk training session on May 14, 2013.
In the past five decades, NASA's John C. Stennis Space Center has established itself as the nation's premier rocket engine…
NASA plans to begin testing RS-25 engines for its new Space Launch System (SLS) in the fall of 2014.
Engineers have installed J-2X engine E10002 in the A-1 Test Stand at Stennis Space Center – the first full engine…
J-2X Engine No. 10002 completed a successful test on June 14 at the A-1 Test Stand at Stennis Space Center.
This image from NASA's Galaxy Evolution Explorer shows NGC 6744, one of the galaxies most similar to our Milky Way…
This image from NASA's Galaxy Evolution Explorer (GALEX) shows Messier 94, also known as NGC 4736, in ultraviolet light. It…
This image from NASA's Galaxy Evolution Explorer shows NGC 4565, one of the nearest and brightest galaxies not included in…
Before NASA's Space Launch System (SLS) flies to space on its inaugural mission in 2017, it will fly in place…
The Apollo 11 crew await pickup by a helicopter from the USS Hornet, prime recovery ship for the historic lunar…
