Across
- 4. When Earth sees the sunlit portion of the moon.
- 5. The sun is in the middle of the solar system.
- 8. the second farthest planet away from the sun.
- 10. The planet closet to the sun.
- 11. the formation of stars that create a shape in the sky.
- 13. what the sun is
- 14. Happened 14.6 billion years ago and started as a small singularity.
Down
- 1. The second closet planet to the sun.
- 2. The Earth is in the middle of the solar system.
- 3. The 4 planets closest to the sun.
- 6. the planet we live on.
- 7. A body with a tail and is made of dust.
- 9. The planet farthest away from the sun.
- 10. The galaxy we live on.
- 12. The star is the center of the solar system.