Across
- 4. larger than the falling meteoroids that caused them
- 6. type of planet pluto is considered now
- 7. can be over 100 million kilometers long
- 9. the tail of a comet that points away from the sun
- 11. Greek word for long hair, origin of the word "comet"
- 12. occur when Earth passes through an area with many meteoroids
- 14. what all bodies in the solar system orbit
Down
- 1. smaller than asteroids
- 2. all dwarf planets except Ceres
- 3. mistakenly called shooting stars
- 4. the largest asteroid
- 5. orbit the sun in a belt between Mars and Jupiter
- 8. stretches 1,000 times the distance from the Sun to Neptune
- 10. fuzzy outer layer of a comet
- 13. dwarf planet that may be beyond the Kuiper Belt