Father of Modern Rocketry (1 Jan 1915 Jahr – 1 Jan 1915 Jahr)
Beschreibung:
Robert H. Goddard worked on making rockets with solid propellants and liquid propellants. He also developed a gyroscope system, payload compartments, and parachute recovery systems.
Zugefügt zum Band der Zeit:
Datum:
1 Jan 1915 Jahr
1 Jan 1915 Jahr
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