Across
- 2. The star of the Solar System
- 7. A meteor that hits earth
- 10. Something that comes out of the sun, giving earth energy
- 11. A dwarf planet in the Kuiper Belt
- 13. (2x) A lot of meteors at once
- 15. The average distance from the Sun to the Earth
- 17. The farthest planet from the sun
- 18. A planet that has more than 120 moons
- 19. A spherical object that orbits around a star
- 20. Brought ice water to earth
- 21. (2x) The galaxy that contains Earth
- 22. The planet that has a ridiculously high tilt
- 24. The only habitable planet
- 25. A set of gases, that protects earth from radiation
- 27. A meteoroid that penetrates earth's atmosphere
- 28. (2x) The set of asteroids separating the inner four planets from the outer four
Down
- 1. The largest planet in the solar system
- 3. The haze around the comet
- 4. The red planet inside the asteroid belt
- 5. The line that earth follows around the Sun
- 6. The object that creates tides on earth
- 8. The trail behind a comet
- 9. (2x) The set of asteroids outside of Neptune
- 12. (2x) A greenhouse gas that allows earth to warm
- 13. The thing that protects against stellar wind
- 14. The direction in which earth rotates
- 16. The smallest and closest planet to the sun
- 18. (2x) A planetary system that the Sun is part of
- 19. The state of matter that the Sun is made of
- 23. (2x) 0.5 AU to 3.0 AU
- 26. The planet with the longest rotation around the sun
