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super cluster

Giant galaxy super cluster found lurking in early Universe

Scientists have discovered a primitive "super cluster" of galaxies forming in the early Universe, just 2.3 billion years after the Big Bang. The structure, nicknamed Hyperion, is the largest and most massive to be found so early in the formation of the Universe, which sprang into existence around 13.7 billion years ago. Its titanic mass is one million billion times that of the Sun. "This is the first time that such a large structure has been identified at such a high redshift, just over two billion years after the…