Planets

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Across
  1. 3. Coldest planet of them all
  2. 4. The ‘red’ planet
  3. 7. Light blue icy planet
  4. 8. Biggest gas giant
Down
  1. 1. Smallest planet
  2. 2. Hot with lava
  3. 5. Planet with tons of rings
  4. 6. Where we live