Solar System Crossword

12345678
Across
  1. 3. The fourth planet, the "red planet".
  2. 6. It is the coldest planet.
  3. 7. It is the biggest planet.
  4. 8. It is our planet's natural satellite.
Down
  1. 1. It is the hottest planet.
  2. 2. The blue planet, our home.
  3. 4. It is the center of the Solar System.
  4. 5. It is famous for its beautiful rings.