Across
- 6. triple star system
- 7. constellation
- 9. the ISS tavels around earth every
- 11. space telescope
- 13. master chief's _______ hammer
- 14. can either be a stellar or a planetary of these
- 15. things in the sky that give you service
- 16. disc in the solar system
- 17. vehicle company
- 19. the distance a beam of light travels on earth
- 20. flammable gas
- 21. twinkle twinkle little ____
Down
- 1. our solar system in the galaxy
- 2. space probe launched by nasa in 1977
- 3. empty space with high gravity
- 4. group of stars
- 5. _____ gum
- 8. the resistance to acceleration
- 10. home planet
- 12. station in space
- 13. star wars takes place in what?
- 18. friction