There are Jupiter-like planets that are hot, there are other planets that are icy, there are water worlds and there are rocky planets like the Earth, so-called "super-Earths," and there have even been planets that have been speculated diamond worlds.
Hai planetas similares a Xúpiter, que son quentes, hai outros que están conxelados, hai mundo acuáticos e hai planetas rochosos coma a Terra, chamados "Súperterras", e incluso houbo planetas que se especula foron mundos de diamante.