Space Crossword

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Across
  1. 3. 8th planet from the sun.
  2. 7. Planet closest to the sun.
  3. 9. Planet that orbits the sun lying on its side.
  4. 10. Brightest planet in the solar system.
Down
  1. 1. Orbits around the Earth.
  2. 2. Earth revolves around the ___.
  3. 4. The solar system has eight _______.
  4. 5. Planet surrounded by rings.
  5. 6. Largest planet in the solar system.
  6. 8. Planet with volcanoes on it.
  7. 11. Planet that has liquid water on its surface.