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And they found that the black hole must be growing by 300 to 3000 suns worth of matter every year. And that places it way beyond the editing, cutting from limits for a black hole of size. And how the black holes can surpass this limit without becoming unstable, it's still a mystery. Nobody knows. And with a measure of the black hole's growth rate in age, the researchers can then work backwards We have to make estimations about how this huge, huge black hole originally formed. And they found that given its ultra-fast growth, it could have started up as many typical black holes do in the universe from the collapse of a large star with a mass less than 100 suns.
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