Across
- 2. no longer classified as a planet
- 4. called “the red planet”
- 7. one of mars’ moons
- 9. god of water
- 11. bright fire ball that planets revolve around
- 12. has a red spot
- 13. smallest planet
- 15. Neptune’s most famous moon
- 18. our solar system
- 19. object that orbits a planet
- 20. international space station
Down
- 1. a planet made out of gas
- 3. the star in the middle of our solar system
- 5. went between Neptune and Uranus in 1989
- 6. only planet named after a female god
- 8. second largest planet
- 10. a type of planet that is made of rock
- 14. discovered that the planets orbit the sun
- 15. Saturn’s largest moon
- 16. 8th planet from the sun
- 17. the only planet that supports life