The solar system

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Across
  1. 3. The one with the most rings
  2. 7. The one who seems to be most alive on Monday mornings.
  3. 8. Roman mythology
  4. 9. The "hottest" in this group
Down
  1. 1. A 'used to be' planet
  2. 2. The planet that was a Chocolate bar
  3. 4. The planet with the disturbing name
  4. 5. The "coldest" in this group
  5. 6. The song 'Bohemian Rhapsody'