I can help you with a general timeline of key events in space exploration. Hereโs a brief outline of significant milestones in chronological order:
1. **1944** - V-2 rocket launch by Germany (first man-made object to reach the edge of space).
2. **1957** - Launch of Sputnik 1 by the Soviet Union (first artificial satellite).
3. **1961** - Yuri Gagarin becomes the first human to orbit the Earth aboard Vostok 1.
4. **1969** - Apollo 11 mission (first humans land on the moon: Neil Armstrong and Buzz Aldrin).
5. **1975** - Apollo-Soyuz Test Project (first international human spaceflight).
6. **1990** - Launch of the Hubble Space Telescope.
7. **2012** - Mars Science Laboratory (Curiosity rover lands on Mars).
If you have specific events listed that need to be placed, please provide them, and I can arrange them accordingly.