linkdude212 t1_je8xi6w wrote
Reply to comment by B4SSF4C3 in Ultramassive black hole over 30 billion times mass of our sun has been spotted. The discovery had been made possible thanks to a phenomenon known as gravitational lensing — the first time a black hole has been spotted in such a way. by Wagamaga
I see you're studying for your degree in pedantry. A black hole is it's event horizon and everything inside it.
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