THE SOLAR SYSTEM

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Across
  1. 2. The dominat gas in Venus' atmosphere
  2. 5. It needs 687 days to revolve the Sun
  3. 8. One of the Uranus' moons
  4. 11. It has 13 moons
  5. 13. The number of moons Jupiter has
  6. 15. One of the gases that Saturn, Uranus, and Neptune have in their atmosphere
  7. 17. One of the Mars' moons
  8. 18. The temperature of this planet is -224 degrees Celcius
  9. 19. The diameter of this planet is 4879.4 km
Down
  1. 1. One of the gases that most planets have in their atmosphere
  2. 3. One of the gases that Jupiter and Uranus have in their atmosphere
  3. 4. The greatest percentage of gas in Earth's atmosphere
  4. 6. One of the gases that most planets have in their
  5. 7. It needs 10 hours 42 minutes to rotate about its axis
  6. 9. The biggest planet in the Solar System
  7. 10. The distance between this planet and the Sun is 107.48 km
  8. 12. The planet that has the greatest percentage of oxygen in its atmosphere
  9. 14. The number of moons Mercury and Venus have
  10. 16. One of the gases that Venus and Jupiter have in their atmosphere
  11. 17. One the gases Mercury has in its atmosphere