Across
- 2. giant and shiny balls
- 4. that goes through the atmosphere and hits Earth's surface.
- 9. sun, planets, and all the other objects that revolve around the sun
- 12. the largest planet
- 13. something that orbits planet
- 14. continuous area or expanse which is free, available
- 15. the center of solar systemA meteoroid
Down
- 1. An object that orbits the sun and is spherical, but has not cleared the area of its orbit.
- 3. another name of Mercury, Venus, Earth and Mars
- 5. Jupiter, Saturn, Neptune and Uranus
- 6. the planet we live on.
- 7. a small rock that orbits the sun
- 8. something that looks like shooting stars.
- 10. a system of millions or billions of stars, together with gas and dust together by gravity
- 11. A mixture of gases that surrounds a planet or moon