• Denvil@lemmy.one
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    5 months ago

    I thought we figured out why the calculations were off and it wasn’t actually because of an unknown body out yonder? Is there new evidence or am i just misremembering stuff?

      • HobbitFoot
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        5 months ago

        The theory I’ve heard is that the Oort Cloud is more massive than previously thought, and that said mass might represent Planet IX.