Across
- 6. A gassy planet
- 7. A dwarf planet
- 8. Icy moon of Jupiter
- 10. The hottest planet
- 14. A floating rock in space
- 15. A gassy moon
- 17. Where we live
- 20. A very big moon
Down
- 1. One of Mars's moons
- 2. The planet with the rings
- 3. The star in the center of the solar system
- 4. The biggest asteroid
- 5. The most massive planet
- 9. One of the asteroids in the Asteroid Belt
- 11. Our Planet
- 12. Planet that spins on its side
- 13. The red planet
- 16. The smallest planet
- 18. A volcanic moon of Jupiter
- 19. What is the milky way?
- 21. Our Natural Satellite