Astronomers watched how the light brightened and dimmed near the event horizon of the Milky Way's supermassive black hole, ...

Chandra X-ray Observatory and X-ray Polarimetry Explorer (IXPE) imagery of the Milky Way's core and supermassive black hole ...

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* ...

An invisible monster lurks beyond the stars of the constellation Sagittarius near the border with Scorpius: a supermassive black hole, designated as Sagittarius A* (pronounced “Sagittarius A-star”), ...

The JWST's MIRI detected a flare in Sagittarius A*, revealing for the first time in mid-infrared how an explosion occurs near ...

The center of the Milky Way twinkles in microwave radiation, seen in new data obtained by astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) in Chile. This study could help ...

Sagittarius A* flickers every hour, making it a challenging target for telescopes. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The James Webb ...

A near-infrared view of the stars near the center of the Milky Way galaxy. Credit: ESO / S. Gillessen et al. Astronomers suspect the giant black hole at the heart of the Milky Way may have collided ...

"The discovery of this stream highlights how much is still unknown about the life histories of galaxies, how the hidden ...

A supermassive black hole in the early Universe has been spotted blasting out powerful jets of plasma that are at least twice as long as the Milky Way is wide. Its host galaxy is a quasar called ...

Space itself is scary enough—dark, vast, cold and empty—but galaxies have all manner of terrifying beasts lurking inside. Most of these astrophysical monsters are stars with various behavioral issues, ...