Konstantin Tsiolkovsky - Quotes

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The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever. ---->>>

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


Nationality: Russian
Born: September 5, 1857
Die: 09-19, 1935
Occupation: Scientist

Konstantin Eduardovich Tsiolkovsky (Russian: Константи́н Эдуа́рдович Циолко́вский; IPA: [kənstɐnʲˈtʲin ɪdʊˈardəvʲɪtɕ tsɨɐlˈkofskʲɪj]; Polish: Konstanty Ciołkowski; 17 September [O.S. 5 September] 1857 – 19 September 1935) was a Russian and Soviet rocket scientist and pioneer of the astronautic theory (wikipedia)