Black Holes and their varying sizes.

267 viewsOtherPlanetary Science

As I understand it black holes are infinitely dense. Yet some are larger because they’ve consumed more material than others.

So I’m confused because if they are infinitely dense shouldn’t they all be the same size? Or is infinity + a few hundred solar systems larger than just infinity? Maybe I just don’t understand infinity that well…

In: Planetary Science

5 Answers

Anonymous 0 Comments

A black hole’s size is based on the event horizon – something which depends exclusively on the mass in the hole. A larger one has more stuff in it and so more gravity.

The size of the matter inside of the hole is often quoted as infinitely small but the question “how big is the matter inside of the black hole” itself makes no sense.

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