Gases in space, do they form little spheres like tiny planets or move like earth clouds. How do they keep themselves together?

Question

Gases in space, do they form little spheres like tiny planets or move like earth clouds. How do they keep themselves together?

In: Physics

Answer 1

They do form a giant sphere. They keep themselves together by gravity. Most of the time the sphere will get attracted to near planet or star due to its gravity.