Across
- 4. moon of Quaoar
- 8. largest moon in the solar system
- 10. nickname for makemake's moon
- 12. most famous dwarf planet
- 13. outermost moon of haumea (no apostrphe)
- 14. football-shaped dwarf planet
- 17. star system with twelve stars (no spaces)
- 19. outer-most gallilaen moon of Jupiter
- 20. innermost moon of haumea
Down
- 1. large object in scattered disc
- 2. dwarf planet with ammonia splotches
- 3. second largest known object in scattered disc
- 5. bright yellow dwarf planet
- 6. large moon with huge subsurface ocean
- 7. asteroid with two moons, including one on a super-eccentric orbit
- 9. star system with nine stars (no spaces)
- 11. moon of varda
- 15. largest object in scattered disk
- 16. large moon with methane and ethane lakes
- 18. most volcanically active object in the solar system