Space Crossword Puzzle

1234567891011121314151617181920
Across
  1. 4. moon of Quaoar
  2. 8. largest moon in the solar system
  3. 10. nickname for makemake's moon
  4. 12. most famous dwarf planet
  5. 13. outermost moon of haumea (no apostrphe)
  6. 14. football-shaped dwarf planet
  7. 17. star system with twelve stars (no spaces)
  8. 19. outer-most gallilaen moon of Jupiter
  9. 20. innermost moon of haumea
Down
  1. 1. large object in scattered disc
  2. 2. dwarf planet with ammonia splotches
  3. 3. second largest known object in scattered disc
  4. 5. bright yellow dwarf planet
  5. 6. large moon with huge subsurface ocean
  6. 7. asteroid with two moons, including one on a super-eccentric orbit
  7. 9. star system with nine stars (no spaces)
  8. 11. moon of varda
  9. 15. largest object in scattered disk
  10. 16. large moon with methane and ethane lakes
  11. 18. most volcanically active object in the solar system