** CE261. [[Comets wouldn't have lasted in an old universe]].
*** CE261.1. [[Oort cloud and Kuiper belt are ad-hoc fantasies of astronomers]].
** CE280. [[Solar wind should have cleared inner El viento solar system of microparticlesdebería haber limpiado el sistema solar interno de micropartículas]].
** CE281. [[Poynting-Robertson effect would remove space dust in an old solar system]].
* '''CE300: Sun & Stars'''