Across
- 1. is like a asteroid but consisting of a nucleus with ice and dust
- 3. right above the mantle
- 4. what makes day turn into night
- 5. is something planets do in space
- 7. located on Jupiter
- 9. to give off gas or heat
- 10. something an asteroid makes when it hits the earth's surface
- 13. the forth planet from the sun
- 15. something that makes a crater in earth after it hits the ground
- 16. a planet that we live or a planet with life
- 18. the first of all the planets that is the hottest
Down
- 2. its between the crust and the outercore
- 4. something that rains down from space like an asteroid
- 6. the liquid part of earth
- 8. something in space that floats around the sun
- 11. an invisible line going through earth
- 12. where all the planets are located
- 14. sixth planet from the sun
- 17. something that goes around the planets
- 19. a big star that is made from mostly hydrogen