EPISODE · Dec 5, 2023 · 8 MIN
Planet X - Solsystemets okända nionde planet?
Finns det en nionde planet i vårt solsystem som vi ännu inte har upptäckt? Var kommer denna teori ifrån? Hur länge har den funnits? Och varför tror vissa att den är sann?Wikipedia säger sitt om Planet X. Hosted on Acast. See acast.com/privacy for more information.
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Planet X - Solsystemets okända nionde planet?
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