Solar System

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Across
  1. 4. Great Red Spot
  2. 5. Only planet where we've sent rovers to
  3. 6. The seventh planet from the Sun
  4. 10. Dwarf planet
  5. 11. Smallest planet in our solar system
  6. 12. About the same size as Pluto
  7. 13. Only planet in our solar system with liquid water on the surface.
Down
  1. 1. Only about half the width of the United States.
  2. 2. Makes a complete orbit around the Sun in about 165 Earth years
  3. 3. The largest object in the asteroid belt
  4. 7. The second-shortest day in the solar system.
  5. 8. Earth's closest planetary neighbor.
  6. 9. Oval-shaped