Across
- 4. The smallest planet in our solar system
- 5. A large blue- green planet that is seventh from the sun
- 6. layer of gases surrounding a planet, star, or moon
- 8. Nearly round objects that orbit the stars, it is small than a planet. Think Pluto
- 10. A planet with large rings around it, is the sixth planet from the sun
- 11. Means to revolve around another object. Moon does this to earth
- 15. Planets that's lies inside the asteroid belt
- 19. Center of an object
- 20. An area of our solar system beyond the orbit of Neptune where a group of minor planets and others objects orbit the sun
- 21. Large planet that is mainly made up of gases
- 22. A body in outer space, made of hot gases, that shine in the night sky
- 23. Natural satellite of the earth visible at night from the light from the sun
Down
- 1. The largest planet in our solar system, and fifth from the sun
- 2. Planets that lies outside the asteroid belt
- 3. Small reddish planet that is fourth from the sun
- 7. A dwarf planet, was once considered an planet
- 9. Area in space between Mars and Jupiter where most asteroids orbit together
- 12. A large blue planet that is eighth from the sun
- 13. a single turn of something around an axis
- 14. Is the second planet from the sun
- 16. Third planet from the sun
- 17. A group of objects in space that orbit a star, we have8 planets in ours
- 18. An irregularly shaped rock that orbits the sun
- 19. Area in space between Mars and Jupiter where most asteroids orbit together
- 21. The force that pulls all objects toward each other