One of the farthest known quasars seems to have shut down the creation of new stars in all the galaxies within its vicinity. A quasar is a powerful source of light, created by torrid gas orbiting a ...

Observations confirm astronomers' expectation that early-Universe quasars formed in regions of space densely populated with companion galaxies. DECam's exceptionally wide field of view and special ...

Scientists have managed to weigh -- more precisely than any other technique -- a galaxy hosting a quasar, thanks to the fact that it acts as a gravitational lens. Detection of strong gravitational ...

"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 ...

Quasars are the bright centers of young galaxies powered by supermassive black holes. Most quasars are very distant and faint, making them difficult to observe. One quasar, 0957+561, is ...

A Yale-led team of astronomers has detected an intensely brightening and dimming quasar that may help explain how some objects in the early universe grew at a highly accelerated rate. The discovery, ...

The quasar, as bright as 500 trillion suns, has evaded astronomers for over 40 years because of its incredible luminosity. When you purchase through links on our site, we may earn an affiliate ...

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