A black hole of inexplicable mass: JWST observations reveal a mature quasar at cosmic dawn
The brightest such objects, known as quasars, are among the brightest astronomical objects in the whole ... quasar mass ...
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Hubble’s Groundbreaking Close-Up of Quasar 3C 273 Gives a Never-Before-Seen Look at a ...
This is all within 16,000 light-years of the black hole,” he said. These features provide clues to the processes taking place around the quasar, potentially pointing to the presence of smaller ...