Konstantin Tsiolkovsky Quotes and Sayings
- Name:
- Konstantin Tsiolkovsky (random)
- Books & Videos:
- Konstantin Tsiolkovsky Books & Videos
- Type:
- Scientist
- Nationality:
- Russian
- Birth Date / Year:
- September 5, 1857
- Death Date / Year:
- September 19, 1935
- 1
Man must at all costs overcome the Earth's gravity and have, in reserve, the space at least of the Solar System. Konstantin Tsiolkovsky | Refcard PDF ↑
- 2
The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever. Konstantin Tsiolkovsky | Refcard PDF ↑
