Across
- 6. forms when a star dies in a supernova explosion
- 7. collection of asteroids, including the dwarf planet Ceres, between Mars and Jupiter
- 9. the amount of moons Saturn has
- 10. when you get stretched vertically and horizontally in a black hole
- 12. the amount of planets in our solar system without moons
- 13. what stars are made of
- 14. moon, planet, or machine that orbits a planet or star
Down
- 1. a common name for meteors
- 2. Mercury, Venus, Earth, Mars
- 3. remains from a meteor that crash into the ground
- 4. Jupiter, Saturn, Uranus, Neptune
- 5. large chunks of ice, rocks, and dust
- 8. the type of galaxy the Milky Way is
- 11. collection of billions of stars and their solar systems