Across
- 4. Has a lot of planets
- 6. Is very big and sucks everything in
- 8. Makes up stars
- 10. Shines at night
- 12. Liquid substance
- 15. Where something is
- 16. Pulls you down on earth
- 17. Is always pulling
- 19. Is very hot
- 20. Not the past or present
Down
- 1. A source of energetic
- 2. Distance of light travel
- 3. Movement
- 5. going off ground
- 7. Has humans on it
- 9. path a planet travels around the sun
- 11. reflects the sun's light during the night
- 13. Explores space
- 14. The weight
- 18. Is made from rocks