Saturn: Celestial Masterpiece of the Solar System

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Across
  1. 5. Six-sided geometric storm feature at the ringed planet's north pole.
  2. 8. Sixth planet from the sun, known for its prominent circling structures.
  3. 9. Second most abundant element on gas giants, after hydrogen.
  4. 11. Mass per unit volume; famously low for the ringed planet.
  5. 12. Solid, frozen water; the primary component of the ringed planet's adornments.
  6. 15. Flat discs of ice and rock particles orbiting the sixth planet.
  7. 16. A spacecraft's flight past a celestial body without orbiting or landing.
  8. 17. A natural satellite orbiting a planet.
  9. 18. Term describing the larger planets mostly made of hydrogen and helium.
  10. 19. Saturn's largest moon, possessing a thick nitrogen atmosphere.
Down
  1. 1. Vast body of saline water, possibly hidden beneath Enceladus's crust.
  2. 2. An unmanned exploratory spacecraft sent into space (like Huygens).
  3. 3. Scattered fragments or wreckage, possibly the origin of the famous rings.
  4. 4. State of matter composing most of the giant planets (like hydrogen or helium).
  5. 6. A rising column of water vapor and ice, erupting from Enceladus.
  6. 7. Extremely delicate and light, seeming too perfect for this world.
  7. 10. A major atmospheric disturbance (like the Great White Spot).
  8. 13. Famous NASA/ESA mission that orbited the sixth planet for 13 years.
  9. 14. The curved path of a celestial object around a star, planet, or moon.
  10. 17. Moon famous for a large crater resembling a fictional space station.