Touring Our Solar System

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Across
  1. 2. The Mars-sized body that collided with early Earth to form the Moon.
  2. 5. The object at the center of our revolving solar system.
  3. 6. The class of giant outer planets, such as Jupiter and Saturn, characterized by low density and thick atmospheres.
  4. 8. A body recently reclassified as a dwarf planet.
  5. 9. The new classification for solar system bodies like Pluto.
  6. 10. The four inner, rocky planets (Mercury, Venus, Earth, and Mars)
Down
  1. 1. A rotating cloud of gas and dust from which the solar system formed.
  2. 3. Small, asteroid-sized solid bodies that served as the building blocks of planets.
  3. 4. Large bodies formed from merged planetesimals that grew by accreting material
  4. 7. Smaller solar system bodies often compared to asteroids but with different compositions.