Solar system lily

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Across
  1. 1. the red planet; humans have sent robots here
  2. 3. furthest planet from the sun
  3. 5. system the place planets live in
  4. 6. large planet known as the red spot
Down
  1. 1. Neil Armstrong was the first person to walk on the...
  2. 2. an instrument used for seeing stars and planets
  3. 4. planet with the brightest rings