Across
- 2. the hottest planet
- 4. used to see into outer space
- 7. the planet that rotates sideways
- 9. a natural sattelite that orbits a planet
- 11. the planet we live on
- 13. people who go into outer space
- 15. the closest planet to the sun
- 16. people who study space
Down
- 1. everything, infinetly expanding
- 3. the farthest planet from the sun
- 5. the dwarf planet called the "ninth planet"
- 6. a star and the planets that orbit it
- 8. the planet with a red spot
- 10. a giant cluster of stars, planets, asteroids, etc
- 12. the planet with the most rings
- 14. what we call our star
- 15. the red planet