The Universe

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Across
  1. 4. scientists use this tool to see space
  2. 6. planet known to have rings
  3. 7. planet with life forms
  4. 9. the red planet
  5. 10. orbit the sun but are not planets
  6. 11. small ice balls in space that enter earth
Down
  1. 1. orbits planets
  2. 2. space junk smaller than an asteroid
  3. 3. dwarf planet
  4. 5. light source of the universe
  5. 6. are only seen at night
  6. 8. closest planet to the sun