Question

How big is a black hole?

Answer 1

Answer:

we cannot say its size goes on increasing.

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Answer 2

Explanation:

So we have to look at one of the most massive of all supermassive black holes. It has a diameter of about 78 billion miles. For perspective, that's about 40% the size of our solar system, according to some estimates. And it's estimated to be about 21 billion times the mass of our sun.

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