Across
- 4. the seventh planet
- 6. this is a dwarf planet
- 8. sixth planet
- 9. there are billions of them
Down
- 1. we live on it
- 2. the biggest planet
- 3. you can see it at night
- 5. if you go in you will never come out
- 7. a place were lots of stars are
- 9. produces light during the day