Space Crossword

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Across
  1. 3. Largest planet in our solar system
  2. 4. Red planet
  3. 6. Group of stars appears to form a pattern
Down
  1. 1. First satellite in space
  2. 2. Hottest planet in our solar system
  3. 4. The name of our galaxy
  4. 5. Planet which has ring
  5. 7. Saturn's largest moon