Science Crossword

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Across
  1. 2. Satellites that company planets
  2. 4. an example is Pluto
  3. 7. A meteoroid that passed through the earth's atmosphere
  4. 9. The smallest planet
  5. 10. Our Solar systems star
Down
  1. 1. The star that is located on the handle of the little dipper
  2. 3. Known as "leftovers"
  3. 5. "earth's twin"
  4. 6. "Dirty Snowballs"
  5. 8. the only populated planet