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Have gravitational waves provided the first hint of primordial black holes born during the Big Bang?

"If this turns out to be real, then it’s enormous." ...
Space on MSN

NASA exoplanet-hunting spacecraft hears a red giant star 'singing' to its partner black hole

The rapidly spinning red giant star, a phase stellar bodies around the size of the sun enter when they exhaust their fuel for nuclear fusion, dwells in the binary system Gaia BH2. Located around 3,800 ...