mega lesson 3 bk 3
Across
- 1. red planet
- 5. what SETI scientist listen for in space
- 6. planets, sun, moon
- 8. create, make
- 10. idea
- 11. the number of years it takes to travel across the universe
- 12. our planet
Down
- 2. space scientist
- 3. big hot star
- 4. bacteria
- 7. long object with lens use to look at the stars
- 9. no longer living, like dinosaurs