RS-25 Engine Testing Blazes Forward for NASA's Space Launch System via NASA http://t.co/yrE1G2Pj7U: RS-25 Engi... http://t.co/y1oiFLSamL

RS-25 Engine Testing Blazes Forward for NASA's Space Launch System via NASA http://t.co/yrE1G2Pj7U: RS-25 Engi... http://t.co/y1oiFLSamL

— John Prieto (@prietoj) January 10, 2015

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January 09, 2015 at 07:43PM

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