SOLAR SYSTEM

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Across
  1. 1. The smallest planet.
  2. 4. The biggest planet.
  3. 6. Family of space objects.
  4. 7. The farthest planet from the Sun.
  5. 8. Has big rings of ice and rocks.
Down
  1. 1. The Red Planet, with the biggest mountains.
  2. 2. Only planet with life.
  3. 3. The hottest planet.
  4. 5. Has vertical rings.
  5. 6. The center of the Solar System.