Across
- 4. This planet has lots of rings around it
- 5. The Sun and all the planets make up the _____ System
- 8. A chunk of ice and rock with a tail that travels through space
- 9. This planet is also known as the red planet
- 11. The closest planet to the Sun
- 12. A meteoroid that lands on Earth
- 14. The planet we live on
- 15. The biggest planet
- 16. A large rocky body that orbits a star
- 17. A dwarf planet that used to be classified as a planet
Down
- 1. A streak of light that can be seen when a meteoroid enters the atmosphere
- 2. The yellow star that gives us light and heat
- 3. The hottest planet
- 4. A massive, gas explosion held together by its own gravity
- 6. A piece of rocky debris that travels through space
- 7. A system of millions and billions of stars
- 9. A large rocky object that orbits a planet
- 10. The furthest planet from the Sun
- 11. A piece of rocky debris, smaller than an asteroid, that travels through space
- 13. The coldest planet