SOLAR SYSTEM

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Across
  1. 6. CLOSEST PLANET
  2. 7. COLDEST PLANET
  3. 8. SATELLITE OF EARTH
  4. 9. HOTTEST PLANET
Down
  1. 1. OUR MILKYWAY
  2. 2. FARTHEST PLANET
  3. 3. BLUE PLANET
  4. 4. DWARF PLANET
  5. 5. CENTRE OF THE SOLAR SYSTEM
  6. 6. FOURTH PLANET