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A new JWST study has revealed the true origins of a luminous quasar that has been duplicated six times as its light "zig-zags ...

The black hole’s mass is over half that of all the stars in the surrounding galaxy, a record for any galaxy hosting a quasar.

The quasars are powered by black holes that are up to ten billion times the mass of the Sun. The black hole's gravity pulls ...

The newly confirmed effect, which was discovered among six identical copies of a luminous quasar, could shed light on an issue that is beginning to plague cosmology, experts say. In 2018, astronomers ...

J0529-4351: Studying the light from the quasar allowed astronomers to assess not just its brightness but its distance, too The term quasar is used by astronomers to describe a particular type of ...

The star-studded halo in the new image is made up of light from a quasar — a supermassive black hole at the heart of a young ...

The James Webb Space Telescope has identified the first-ever "Einstein zig-zag," a distant quasar lensed six times by two ...

The James Webb Telescope uncovers Einstein's zig-zag in quasar light, offering insights into cosmic expansion.

Astronomers have observed the first confirmed instance of the "Einstein zig-zag," a phenomenon where light from a distant ...