Across
- 2. The name of the head of a comet.
- 4. The speed to exit a planet's atmosphere.
- 8. Jovian planets have low....?
- 9. Which marnier reached Mars and was the first satellite to orbit another planet?
- 12. The star at the center of our solar system.
- 15. A rock that crashes into Earth.
- 16. Which moon is neither Terrestrial or Jovian?
- 17. Which belt is a ring of rocky and icy bodies at the edge of the solar system?
- 18. Has a "great Dark Spot".
- 19. This planet orbits the sun on its side.
Down
- 1. What is the largest moon in the solar system?
- 3. Which planet has the biggest temperature differential?
- 5. This moon has the coldest recorded temperature.
- 6. Something that both Saturn and Uranus have.
- 7. What gas makes Uranus and Neptune blue?
- 10. This planet has the "Great Red Spot".
- 11. The kind of planet that Earth and Mars are.
- 13. This planet is also called Earth's Twin.
- 14. This planet is also called the windy planet.
- 15. The planet known as the red planet.