New video from NASA unveils the mammoth size of supermassive black holes
From the NASA unveils the mammoth size of supermassive black holes, and more of today's top videos series
Black holes are big, in fact the smallest of them are around 100,000 times the mass of our solar systemâs central star. But experts say the largest are billions of times the mass of the Sun, but what does that really look like?Â
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