Hermann Oberth Quotes

If there is a small rocket on top of a big one, and if the big one is jettisoned and the small one is ignited, then their speeds are added.

Hermann Oberth

Recitation: by Male by Female

Author Biography

  • Author Profession: scientist
  • Nationality: german
  • Birth: June 25, 1894 - December 28, 1989

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