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Results tagged with black-holes
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user 306645
A black hole is a region of spacetime from which nothing can escape. More formally, the future light cone of any observer within the black hole is completely contained in the black hole, and the black hole region is not within the past light cone of any observer that goes to spatial infinity in an infinite amount of time.
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Would an observer at infinity see a black hole decay before anything reaches the event horizon? [duplicate]
I’ve just watched a lecture on black holes by Leonard Susskind. He states that it takes an infinite amount of time to an outside observer for an object to reach the event horizon. However, a black hol …
