- The vast majority of the asteroids in our solar system can be found in the asteroid belt.
- Asteroids look like solid rocks, but are actually “rock piles” held together by mutual gravity. Some even have their own moons, like this one.
- A comet has two tails – one made up of melted ice and the other of ionized gas.
- The nucleus of a comet reveals it to be a “dirty snowball.”
- Pluto is just one of many objects that orbit the Sun in the Kuiper Belt.