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

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

~ Konstantin Tsiolkovsky ~

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

Picture of Konstantin Tsiolkovsky — Konstantin Tsiolkovsky

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