Across
- 1. galaxy we live in
- 4. the planet we live on
- 6. natural satelite
- 7. gas giants
- 8. the year the moon was visited for thew first time
- 9. balls of burning gas
- 10. closest star to earth
Down
- 2. person who explores space
- 3. ring less planets
- 5. the first trip to the moon's name
- 9. what astrologists study