The solar system

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Across
  1. 1. The bright star at the center of our solar system that gives us light and heat.
  2. 3. The biggest planet in the solar system.
  3. 7. The smallest planet and the closest one to the Sun.
  4. 9. Known as the "Red Planet" because of its reddish color.
Down
  1. 2. The far-away blue planet, known
  2. 4. The planet we live on; the "Blue Planet."
  3. 5. A large planet famous for the beautiful rings around it.
  4. 6. The hottest planet in our solar system.
  5. 8. huge system of billions of stars, gas, and dust held together by gravity.