How Do You Study the Solar System?

You are known for work in an area of math called dynamics or dyna mical systems. What do you mean by a dynamical system, and what are the movesttt, would come into play? There's usually just one move that you single out that you want to study. So if you were studying the solar system, you want to say that the move is,. i'm just going to apply the law of physicsad i just want it.