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The earliest black holes seen by JWST appear to be unusually massive



The James Webb Space Telescope has captured images of extremely distant galaxies and supermassive black holes that existed when the universe was less than 1 billion years old

NASA, ESA, CSA, S. Finklestein

The universe’s earliest supermassive black holes appear to be much more massive than such black holes today, according to an analysis of observations by the James Webb Space Telescope (JWST). The findings also provide the strongest evidence yet for long theorised but unobserved black holes that form without stars, known as direct collapse black holes.

Astronomers know that supermassive black holes …

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