Across
- 1. Massive systems pulled by gravity
- 5. Thingy to look at planets
- 8. Power
- 9. Big rocks
- 10. When the moon covers the sun
- 14. The thing around the earth
- 16. The thing that goes into space
- 17. The thing holding us down
- 20. Very cold
- 22. Biggest planet
- 23. Has a ring
- 25. Planet science
- 26. Hot and our source of light
Down
- 2. Flying rock
- 3. Where the planets are
- 4. Smallest planet
- 6. The night thingy
- 7. Stars that form a picture
- 11. An asteroid
- 12. Red
- 13. The line the planets go on
- 15. Light dots
- 18. Lots of rocks
- 19. Not a planet anymore
- 21. Our home
- 24. Bright blue