Tail piece, with fixed movable air vanes, and vanes movable into the blast, of Dr. Robert Goddard's rocket, May 19, 1937.
NASA Goddard Space Flight Center enables NASA’s mission through four scientific endeavors: Earth Science, Heliophysics, Solar System Exploration, and Astrophysics. Goddard plays a leading role in NASA’s accomplishments by contributing compelling scientific knowledge to advance the Agency’s mission.
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