Definitions
Asteroids Comets Meteorites
Asteroids
Asteroids are small rocky objects orbiting the sun. There are three main types, carbon, metal, and silicon.
Comets
Rocky objects orbiting the sun in highly eccentric, they consist of a nucleus, coma, and an ion tail. The tail always points away from the sun
Meteorite
A meteor that has survived re-entry in Earth's atmosphere and impacts the surface