Across
- 3. Asteroid dwarf
- 5. Largest moon
- 8. Giant gas
- 12. Ice moon
- 13. Blue planet
- 14. Dwarf planet
- 15. A Jupiter moon
Down
- 1. Morning star
- 2. Sideways planet
- 4. Ringed planet
- 6. Swift messenger
- 7. Dwarf world
- 9. Volcanic moon
- 10. Blue marble
- 11. Red Planet