In a groundbreaking study published on arXiv, astronomers from Seoul National University, South Korea, and collaborators across the globe have uncovered 62 new luminous quasars as part of the All-sky ...
Astronomers observed ancient quasars that appear to be surprisingly alone in the early universe. The findings challenge physicists' understanding of how such luminous objects could have formed so ...
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Why quasars are dimming

Quasars, the luminous beacons at the centers of distant galaxies, have puzzled astronomers for decades with their dramatic brightness variations. Recent observations suggest that these celestial ...
How can scientists study a faraway black hole that emits no light By observing its quasar As objects get pulled onto the accretion disk orbiting a supermassive black hole friction creates a bright ...
"Some quasars are not quiet neighbors." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have used the wide-field view of the Dark ...
In astronomy, there is a term called the "active galactic nucleus," which refers to the fact that some of the black holes that are strongly theorized to lie at the center of all galaxies are sending ...
NASA’s Hubble Space Telescope is “seeing double.” Peering back 10 billion years into the universe’s past, Hubble astronomers found a pair of quasars that are so close to each other they look like a ...
This image, taken by NASA’s James Webb Space Telescope, shows an ancient quasar (circled in red) with fewer than expected neighboring galaxies (bright blobs), challenging physicists’ understanding of ...