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?
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 1 day 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.