Across
- 2. Most memorable part of a Comet
- 4. Puts on a light show in the night sky
- 7. Former planet
- 8. Evapporating gasses from the nucleus
- 13. Halley's ?
- 14. TNO for short
Down
- 1. Comets would crash into planets during this period
- 3. Belt The belt of our solar system
- 5. 8 planets and a Star
- 6. Asteroids beyond neptune
- 9. What killed the Dinosaurs
- 10. Tail that points away from the Sun
- 11. The name for a meteor that crashed on Earth
- 12. planetesimals hangout 50,000 AU away
- 15. Ice,rock,dust, and frozen gasses