Across
- 3. This planet rotate on its side,with it spin axis in the plane of its orbit
- 5. systems There are 8 planet that orbit the Sun
- 6. Belt of comets that mark the far reaches of our solar system
- 9. planet that could float on water
- 10. Debris from an impact crater
Down
- 1. the smallest planet
- 2. This planet exhibits retrograde rotation and clouds of sulfuric acid
- 4. This planet’s color is due to iron oxide in the soil
- 7. Crystals What Saturn's rings are mostly made of
- 8. What Jupiter's rings are made of