Across
- 2. Asteroid that has its own moon
- 3. Planet that is the giant of the solar system
- 4. 7 of the planets……around the sun
- 8. First person that stepped on the moon
- 11. Romans called the moon ....
- 12. Planet that has 21% of oxygen
- 13. One of Mars moons
- 15. Planet that is the brightest
- 16. Largest object in the solar system
- 18. Number of dwarf planets in the solar system
- 19. One of the planets that cannot be seen without using a telescope
Down
- 1. Space between Mars and Jupiter where most asteroids are found
- 2. Type of planets that are made out of mostly rock and metal
- 5. Type of planets that are made out of much larger and made mostly of hydrogen, helium and other gases.
- 6. Moon of Jupiter
- 7. Number of planets in the solar system
- 9. Planet that is closest to the sun
- 10. Planet that was discovered in 1946
- 14. Planet that is surrounded by rings which may be composed by ice
- 17. Former planet that is no longer a planet