Conversation so far:
how far away is the asteroid belt from the sun in km
Because the asteroid belt is between the Mars and Jupiter orbits, it is around 2.2 to 3.2 Astronomical Units (AU) from the Sun – which is approximately 329,115,316 to 478,713,186 km.
what is the asteroid belt
The asteroid belt is a torus-shaped region in the Solar System.
where is the asteroid belt
The asteroid belt is a torus-shaped region in the Solar System, located roughly between the orbits of the planets Jupiter and Mars.
can you tell me some other names the asteroid belt has
The asteroid belt is also called the main asteroid belt or main belt.

Question: how did the belt form
Self-contained rewrite: how did the ateroid belt form