Questions tagged [planetary-systems]

Is it known, or at least known that it is feasible, to have a planetary system with a planet in its center, and not a star? Would it be too surprising to find a planet as barycenter and some stars as its satellites? That is, is it possible at all to…

I've been wanting to create a simulator to run tests based on properties of a star to find patterns in how planets form. Are there any already made equations for any of these countless relationships? Here are a few examples to further explain what…