Across
- 2. Giant A large planet that is very cold like Neptune
- 6. Anything to do with stars
- 7. First satellite in space
- 9. A pattern of stars in the sky
- 11. The distance light travels in a year
- 13. Animals in a specific region
- 14. An exploding star
- 15. Ring of light surrounding a planet
Down
- 1. Layer of a planet where all living things exist
- 3. Theoretical boundary surrounding a black hole
- 4. A device used to see a great distance
- 5. A man made object orbiting a planet to collect data
- 8. 8 Planets orbiting a star
- 10. Materials occurring in nature
- 12. Earth centered solar system