how come gas and dust can form a galaxy/solar systems/planets but asteroids don’t even form planets or do they but it just take a lot longer?

Question

Might have been asked before but got bit high and started wondering random stuff haha

In: Physics

Answer 1

It does happen, the problem is a) it happens on a really large time scale, and b), the asteroid s and such that still exist are the outliers that has the mass, positions, and velocities that uniquely causes them not to collide with anything. Aka they were the weird cases.