Planets

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Across
  1. 2. it's called the red planet
  2. 4. there is much water on it
  3. 5. it is blue and has a ring around it
  4. 7. it's a dwarf planet
Down
  1. 1. it's called the blue planet
  2. 3. it is the closest planet to the sun
  3. 6. it is yellow and has a ring around it