Across
- 5. one of the stars that bullied the Sun
- 7. the creator of SolarBalls
- 8. he might not be a major moon, but his unique shape sets him apart
- 11. she doesn't speak
- 12. the rocky planets' former favorite game
- 14. one of the few one-eyed characters
- 16. he almost died on Venus
- 17. where most of the dwarf planets live
- 19. this moon of Jupiter is super fast
- 21. SolarBalls' card game
- 23. one of the rovers on Mars
- 24. the only dwarf planet to have rings
Down
- 1. the hypothetical rocky planet that collided with Proto-Earth
- 2. the only friend Cosmo had for 30 years
- 3. the only character to have grey eyes
- 4. one of the Sun's many names
- 6. Neptune's imaginary friend
- 9. this moon of Saturn has the least screen time
- 10. the conflict that started after the Earth belittled Titan
- 13. imaginary antagonists of Dungeons and Dwarf Planets
- 15. the only planet to rotate on its side
- 18. the main space agency seen throughout the series
- 20. a hypothetical spherical region in the solar system surrounding the Sun
- 21. a tardigrade-like lifeform found in Titan's underground ocean
- 22. the event that lead to Planet X's ejection