Space

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Across
  1. 5. air that we breathe
  2. 7. the 7th planet from the sun (very cold and far)
  3. 10. force of heaviness (Newton's apple)
  4. 12. the hottest planet 2nd from the sun
  5. 13. what keeps the planets moving and not stopping
  6. 15. planets made of gas (gas giants)
  7. 17. the whole entire place that galaxies and stars and planets are in
  8. 18. the layer we live in
  9. 19. our galaxy that our solar system is in
  10. 20. the second layer that has another layer in it that protects us
  11. 23. planet that we live on 3rd from the sun
  12. 24. a star
  13. 25. the first planet from the sun
  14. 26. fifth planet from the sun (gas giant)
  15. 27. layer that traps sun's harmful rays
Down
  1. 1. the third layer that burns up meteorites
  2. 2. an object in space that orbits the sun
  3. 3. an object that orbits our earth and all other outer planets
  4. 4. 4th planet from the sun
  5. 6. something that Saturn is very famous for
  6. 8. the last planet 8th from the sun
  7. 9. the smallest planet (dwarf planet)
  8. 11. planets made of rock
  9. 14. stars that are bounded tightly by gas
  10. 16. the fourth layer into space, area of satellites
  11. 21. belt the large space between mars and jupiter that asteroids are in
  12. 22. sixth planet from the sun (made of gas, gas giant)