NASA TV Airs Test of Space Launch System Engine via NASA http://t.co/RuF4APpZYE

NASA TV Airs Test of Space Launch System Engine via NASA http://t.co/RuF4APpZYE

— John Prieto (@prietoj) August 11, 2015

from Twitter https://twitter.com/prietoj

August 11, 2015 at 01:15PM
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