Konstantin Tsiolkovsky Quotes

Man must at all costs overcome the Earth's gravity and have, in reserve, the space at least of the Solar System.
Konstantin Tsiolkovsky

The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever.
Konstantin Tsiolkovsky

Biography

Type: Scientist
Nationality: Russian
Born: September 5, 1857
Died: September 19, 1935

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