- ElsewhereTVsimplydwarfsotherplatforms.Oneclassofwhitedwarfshasalmostpureheliumatmospheres.Reddwarfs,meanwhile,burnforhundredsofbillionsofyears.Thesun'snewfoundneighborandfiveothersupercoolbrowndwarfsbelongtoaclassoffailedstarcalledYdwarfs.Saturn,sta...
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