It's out of this WORLD!
These Asteroids are further divided into families. They are C-type S-type D-type V-type
How they are made
C-type: it is found in the outer area of the main belt and they are also darker and more carbonaceous then S-type.
S-type: are found in the inner area of the main belt closer to mars and are composed of mostly stone and iron.
D-type: Are also know as the Trojan asteriods of Jupiter and are dark and carbonaceous in nature.
V-type: are far out group they hang out between the orbits of Jupiter and Uranus and are made of igneous eruptive materials.