Astronomers examining data from the James Webb Space Telescope say they've spotted what might be the oldest black hole in the universe, born less than a second after the Big Bang. Their findings, published in a study awaiting peer review, could offer the best evidence yet of what's known as a primordial black hole, a hypothetical object whose existence has divided scientists for decades.  Smaller than their modern counterparts — perhaps being as tiny as a planet or even an atom — this class of black hole is thought to only have been able to form in the earliest moments […]

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Link :
https://futurism.com/black-hole-big-bang