Wonders of Space

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Across
  1. 2. Closest star
  2. 3. The Sun is a
  3. 4. Red planet
  4. 6. Mars rover
  5. 9. Planet with rings
Down
  1. 1. Largest planet
  2. 4. Our natural satellite
  3. 5. Brightest star in the night sky
  4. 7. Asteroid belt
  5. 8. Planets with no moons