Across
- 4. A rock which turns around the Earth
- 5. A gathering of planets
- 7. A ship to travel in space
- 9. A ball in the solar system
Down
- 1. Nothingness
- 2. A sort of rock
- 3. Similar to the sun
- 5. A big star around which planets revolve
- 6. It is an event on time per year
- 8. living creature which lives on another planet