This underwater image shows a large dent in the lower segment of NASA's Ares I-X rocket after it splashed down in the Atlantic Ocean to end a test flight on Oct. 28, 2009. The Ares I-X moon rocket ...
Northrop Grumman test-fired a solid rocket motor called SMASH!22 Dec. 4 as part of its SMART Demo development program. Credit: Northrop Grumman WASHINGTON — Northrop Grumman tested a solid rocket ...
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