"Our measurements imply that the supermassive black hole mass is 10% of the stellar mass in the galaxies we studied." ...

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

Astronomers may have "saved cosmology" by gathering the largest sample yet of some of the most ancient galaxies ever seen, ...

Astronomers compile a large sample of an unusual class of objects in an effort to connect the dots to the early universe.

NASA's James Webb Space Telescope reveals mysterious 'little red dots' in the distant universe, sparking new theories on ...

A team of astronomers sifted through James Webb Space Telescope data from multiple surveys to compile one of the largest ...

Known as Sgr A* – pronounced “Sagittarius A star” – the supermassive black hole is four million times the mass of the sun and is known to exhibit flares that can be observed in multiple wavelengths, ...

Discover how researchers found a bizarre black hole feeding at an exceptional rate, challenging theories on black hole growth ...

The U.S. Postal Service has issued a new set of stamps celebrating the James Webb Space Telescope, the most powerful space ...

The shells of carbon-rich dust are expanding outward into space at the breakneck velocity of 1,600 miles per second.

The James Webb Space Telescope (JWST) has detected a flare from the supermassive black hole at the center of the Milky Way — and it could help explain why these strange outbursts occur.. Sagittarius A ...