> I'm not sure why you would say that A isn't orbiting B if the barycenter of the orbit isn't inside B? If A and B were roughly the same mass then you'd say th

> I'm not sure why you would say that A isn't orbiting B if the barycenter of the orbit isn't inside B? If A and B were roughly the same mass then you'd say they're orbiting each other. We don't tho say or write that about Jupiter in my experience.