The Earth orbits the Sun with eight other planets, millions of asteroids, and perhaps trillions of comets. ... While the planets may appear to move through the night sky just as stars do, they are also moving in their own orbits around the Sun. ... When all of the planets are made, the paper clip strings should be hooked into the holes on the tops of the planets. ... The Planetary Data Table at the beginning of this chapter lists the distance of each planet from the Sun (in astronomical units). ...