1965
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Events
- Mathematician Roger Penrose publishes a paper on gravitational collapse and space-time singularities.
- Astronaut Alexei Leonov leaves his spacecraft for 12 minutes, becoming the first person to walk in space.
- Probe "Venera 3" is launched, heading towards Venus.
It becomes the first spacecraft to reach the surface of another planet.
| 1964 | [[20th
Century]] |
1966 |
