Across
- 5. the distance light travels in one year
- 6. which triple solar system thats in constillation
- 8. what is the big dipper
- 9. what was launched by NASA into space in 1977
- 11. the giant colorful clouds of dust and gas
- 12. what do we live on
- 13. what are constellations made of?
Down
- 1. whats in our solar system
- 2. your real weight
- 3. a huge collection of stars, planets, and dust
- 4. what keeps us on earth
- 7. what is so strong nothing can escape it
- 10. what does earth do around the sun