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Meta
Tag Archives: dark flow
Welcome to the dark side
Verdensrummet som sådan, har ingen grænse, men der er en grænse for, hvor langt vi kan se, eller rettere, hvor langt tilbage i tiden vi kan observerer objekter. Principielt kan vi ikke se noget, der er mere end 13,7 milliarder lysår gammelt, hvilket svare til universets alder, men fordi universet udvider sig, så er de […]