Solar System. Planets and Moons

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Across
  1. 4. : Dwarf planet in the asteroid belt, containing water ice beneath its surface
  2. 5. : Rapidly spinning dwarf planet known for its oval shape and ring system
  3. 6. : Elliptical path one celestial body follows around another due to gravity
  4. 8. : Neptune’s retrograde moon, likely captured from the Kuiper Belt
  5. 10. : Dwarf planet in the Kuiper Belt, formerly classified as the ninth planet
  6. 12. : Hypothetical shell of icy objects believed to be the source of long-period comets
  7. 13. : The only moon in the solar system with its own magnetic field
  8. 18. : Planet with a thick carbon dioxide atmosphere causing intense greenhouse effect
  9. 19. : Ancient, cratered Jovian moon with a possible subsurface ocean
  10. 21. : Jovian moon with hundreds of active volcanoes and sulfuric surface
  11. 23. : Planet known for its iron-rich soil and potential for ancient microbial life
  12. 24. : Moon so large relative to its dwarf planet that they form a binary system
  13. 25. : Distant planet with the fastest winds in the solar system
  14. 27. : Smaller of Mars’s two moons, named after a figure of terror in mythology
  15. 29. : Irregularly shaped Martian moon slowly spiraling toward the planet
Down
  1. 1. : Bright dwarf planet named after a Polynesian creator deity
  2. 2. : Region beyond Neptune filled with icy bodies and dwarf planets
  3. 3. : Completion of one full orbit around the Sun by a planet
  4. 7. : Spinning motion of a planet or moon on its axis
  5. 9. : The third planet from the Sun, distinguished by abundant liquid water and life
  6. 11. : Icy solar system body that releases gas and dust when heated by the Sun
  7. 14. : Rocky object in space, many of which reside in a belt between Mars and Jupiter
  8. 15. : Icy moon believed to harbor a subsurface ocean beneath its crust
  9. 16. : Gas giant with a massive storm called the Great Red Spot
  10. 17. : Ringed gas giant with dozens of moons, including Titan and Enceladus
  11. 20. : Ice giant with a tilted axis causing extreme seasonal variation
  12. 22. : Saturnian moon with methane lakes and a dense nitrogen atmosphere
  13. 23. : Innermost planet with extreme temperature fluctuations and no atmosphere
  14. 26. : Distant dwarf planet with an orbit even more elliptical than Pluto’s
  15. 28. : Natural satellite of Earth, influencing tides through gravitational pull