• LillyPip@lemmy.ca
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      2 days ago

      So there are two correct but very different answers to this question, then, right? One for an outside observer and another from the perspective of the black hole?

      • bufalo1973@piefed.social
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        2 days ago

        The extreme case is a photon crossing the universe. For an outside observer, it will take the photon billions of years to cross the universe. For the photon there is no time at all.