Across
- 2. Planet with the "Great Red Spot"
- 4. Age of our sun
- 6. Celestial object orbiting planet;spherical
- 10. Line just beyond the asteroid belt
- 11. 1 orbit of a planet around a star
Down
- 1. Planet of smallest radius
- 3. 1 spin of a planet on its axis
- 5. Real name for meteor
- 7. Example of a dwarf planet
- 8. Celestial object made of ice and dust
- 9. Planet with the largest period of revolution
- 12. Earth's twin