"Record-breaking Discovery: Oldest Black Hole Holds Half the Mass of Early Galaxy"

1 min read
Source: Ars Technica
"Record-breaking Discovery: Oldest Black Hole Holds Half the Mass of Early Galaxy"
Photo: Ars Technica
TL;DR

Researchers have discovered a supermassive black hole in a galaxy that existed only half a billion years after the Big Bang. The black hole is estimated to account for about half of the galaxy's mass, a remarkably high fraction compared to modern galaxies. This finding challenges the traditional understanding of how supermassive black holes form, suggesting that they may have formed directly without an intermediate step involving a star. The discovery was made using the James Webb Space Telescope and confirmed with the Chandra X-ray Observatory, which detected X-ray emissions from the black hole.

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