space crossword

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Across
  1. 1. only known to have water in three phases
  2. 3. a small body of matter from outer space that enters earth atmosphere
  3. 6. planets smallest planets in our solar sustem
  4. 9. the brightest and largest object in the night sky
  5. 10. third biggest planet
Down
  1. 2. a small rocky body orbiting the sun
  2. 4. largest planet in the solar system
  3. 5. easily identified by its elaborate system of rings
  4. 7. large objects made of dust and ice that orbit the sun
  5. 8. travels at 18,000 miles per hour