Toby: solarsystem (1 rogue word)

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Across
  1. 2. The one that destroyed its moon and has rings
  2. 3. The on that is as big as pluto but that no one knows.
  3. 4. A moon that you could fly on by pedal power (72 kelvin there)
  4. 6. most volcanic moon in the solar system
  5. 8. the other one with rings
  6. 10. to be a water world until earth was (referred to as earths sister sometimes.)
  7. 12. earths nearest star (2 words)
Down
  1. 1. Saturn's moon with hydrothermal vents.
  2. 2. The star in our universe
  3. 5. Used to be a planet
  4. 7. the rougue one. An instrument shaped like a tear
  5. 9. Cleared out 99.9% of the astoried belt and crossed it
  6. 11. The one no one knows about that was for a brief time a planet.