Intro to the Solar System

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Across
  1. 4. known for its rings
  2. 8. A theoretical source of long-period comets
  3. 12. A ring of icy objects beyond the orbit of Neptune; includes Pluto
  4. 14. The orbital location of Trojan asteroids
  5. 15. The accidental discovery of this dwarf planet led to the discovery of the Asteroid Belt
  6. 16. The closest planet to the Sun
Down
  1. 1. contains large quantities of frozen water
  2. 2. A type of asteroid containing clay and silicates
  3. 3. Demoted to a dwarf planet in 2006
  4. 5. meters per second squared (m/s^2) is the unit for which fundamental force?
  5. 6. The Jovian planet group got its name from this planet
  6. 7. the suffix applied when naming minerals
  7. 9. the dust and gas tail that forms when a comet passes close to the sun
  8. 10. Planet that rotates on its side (rotates roughly 90 degrees to its plane of orbit)
  9. 11. The hottest planet
  10. 13. A dominant gravitational object in its orbit