Across
- 2. closest planet from sun
- 4. the center of the solar system
- 5. number of planets in the solar system
- 6. densest planet
- 8. Who discovered of Uranus
- 9. Famous Indian space scientist
- 11. named after the Roman goddess of love
Down
- 1. Biggest planet
- 3. The sun will become a...
- 4. shape of the Milky Way
- 7. First man in space
- 10. named after the roman god of war