Re: Why (if anything) is a planet clearing its neighborhood important?
Originally Posted by DavidSh
By what objective criterion is the Earth orbiting the Moon? Is the Sun orbiting Jupiter by that criterion? Saturn?
Yeah, I was a bit puzzled about that as well. The barycentre of the Earth-Moon system is closer to the centre of the Earth than it is to its surface, so I think it's pretty clear the Moon orbits the Earth.