Needed help with texture animation

How would you approach in making this effect?? I’d like some help please. Currently using blender 2.81 and 2.82

I’m also looking for some way of doing this to make the surface of the sun. I found some tutorials for using animation nodes, and I am going to work through one soon:

Might nit be the best idea, but try unwarping coloring uvmaps then packing texture