The ruler of Tri'trij has vacated his planet and lives on colonies outside the solar system.
Such a reduced and impoverished star is a planet; and the several planets of our solar system are the several vortices which from time to time have been swept up by the central sun-vortex.
Bruno looked on our solar system as but one out of an infinite number of worlds.
So far as the evolution of the solar system is concerned, Kant held these mechanical causes as adequate.
Heinrich Steffens, in his Anthropologie, seeks to trace out the origin and history of man in connexion with a general theory of the development of the earth, and this again as related to the formation of the solar system.