Father of Modern Rocketry (1 jan 1915 ano – 1 jan 1915 ano)
Descrição:
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.
Adicionado na linha do tempo:
Data:
1 jan 1915 ano
1 jan 1915 ano
~ 0 min