THE SOLAR SYSTEM

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Across
  1. 1. One of Jupiter's moons.
  2. 4. A region of the Solar System beyond the orbit of Neptune, believed to contain many comets, asteroids, and other small bodies.
  3. 5. The giant planets of the outer Solar System.
  4. 8. Planets that have a compact, rocky surface.
  5. 9. Largest object in the main asteroid belt that lies between the orbits of Mars and Jupiter.
Down
  1. 2. A large, bright feature extending outward from the Sun's surface.
  2. 3. Largest planet in the Solar System.
  3. 6. Name that refers to a celestial body resembling a small planet but lacking certain technical criteria that are required for it to be classed as such.
  4. 7. Second planet from the Sun.