Solar System

2. This planet is surrounded by over 1000 rings of ice and dust
4. Having to do with the sun
6. The huge space which contains all of the matter and energy in existence
9. All the gases that surround a star or planet
13. A dwarf planet
14. The path followed by an object in space as it goes around another object
17. This planet is so large that all the other planets could fit inside
18. To move in an orbit or circle around something

1. Iron in the soil gives this planet its red colour
3. To turn around a centre point
5. A rocky space object of varying shape and size
7. The third closest planet to the sun
8. This planet has a moon called Triton
10. A piece of metal or stone from spacethat falls to Earth's surface
11. An object that moves around a larger object
12. This planet tilts over so far on its axis that it rotates on its side
15. A big ball of dirty ice and snow in outer space
16. This planet is sometimes called the evening star and is the closest planet to Earth