Across
- 2. the center of our solar system
- 4. a group of stars that make a picture
- 5. we live in the Milky Way ______
- 8. one year on this planet is 88 days
- 10. rocky planet with very thick atmosphere
- 13. a celestial body with an elliptical orbit
- 15. a flying rock mass in space
- 16. the only planet where life is possible
- 17. the largest planet in the solar system
Down
- 1. a rock body that orbits a planet
- 2. the planet recognizable by rings
- 3. this is left behind after a supernova
- 6. separates Mars and Jupiter
- 7. this is the term for a star's explosion
- 8. the farthest rocky planet from the sun
- 9. this planet is no longer considered a planet
- 11. this planet is tilted on its side
- 12. a burning ball of gas in outer space
- 14. the eighth planet in the solar system