Across
- 5. The Belief in Star Signs
- 7. This has four major phases
- 8. The second smallest planet
- 11. Used to be considered the ninth planet
- 12. Everything Outside the Earth's Atmosphere
- 14. A Minor Planet
- 15. The Hottest Planet
Down
- 1. A Collections of Billions of Stars
- 2. The Study of Stars
- 3. A Streak of Light in the Sky
- 4. A planet with with the most visible rings
- 6. The Largest Planet in the Solar System
- 9. The Sun is the closet one of these to the Earth
- 10. Also known as Star Signs
- 13. The Planet We Live On