Konstantin Tsiolkovsky , Russian scientist
said about Earth, Gravity, Man, Space...
"Man must at all costs overcome the Earth's gravity and have, in reserve, the space at least of the Solar System."
- Konstantin Tsiolkovsky Read all Konstantin Tsiolkovsky quotes, or find out more about Konstantin Tsiolkovsky
"Man must at all costs overcome the Earth's gravity and have, in reserve, the space at least of the Solar System."
- Konstantin Tsiolkovsky
- Konstantin Tsiolkovsky