The true orbital sizes of the planets we now know have absolutely nothing to do with the five perfect solids as the later discovery of Uranus, Neptune and Pluto shows.
Planeetide tegelikel orbiitidel, nagu praegu teame, pole üldse mingit pistmist viie täiusliku kehaga, nagu on näidanud hilisem Uraani, Neptuuni ja Pluuto avastamine.