Why are all the planets of the solar system globular in shape?
Because one principle of physics has compelled them to be globular! Put in simple terms, the principle states that in the case of ...
https://getallsolved.blogspot.com/2014/03/why-are-all-planets-of-solar-system.html
Because one principle of physics has compelled them to be globular! Put in simple terms, the principle states that in the case of gigantic spinning object, its mass tends to concentrate towards the object's core. It is for this reason the planets took ball-like globular shape in the course of their formation. Only objects having round shape can rotate with minimum effort.