J-2X Powerpack Test Lights Up the Sky

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A burst of flame from a J-2X Powerpack test-firing lights up the sky on Dec. 5, 2012 at NASA's Stennis Space Center in Mississippi. For the first time, the Space Launch System team invited Twitter followers behind-the-scenes for an all-day Tweet Chat, allowing the public to track test day activities and ask questions during this 1,286-second test. (NASA/SSC

Published 2012-12-06 · Watch on YouTube ↗
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