Smaller black holes tend to attract less material, making them naturally dimmer. Chandra would miss many of these faint objects.

A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's ...

In any other year, the supermassive black hole mentioned above would probably scoop the award for most striking outburst, but not in 2025. This year, that accolade goes to a flare designated ...

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

Researchers are finding out more about a supermassive black hole at the center of the Milky Way galaxy, discovering that it has been leaking gases for several thousand years and is not the sleeping ...

Astronomers have made a truly mind-boggling discovery using the James Webb Space Telescope (JWST): a runaway black hole 10 ...

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”), ...

Scientists say they've spotted the first runaway supermassive black hole that's rocketing away from its home at a staggering speed.

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 ...

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, ...

Scientists have discovered two gargantuan radio bubbles at the center of the Milky Way, near the galaxy's supermassive black holes. These never-before-seen structures are believed to have formed ...

What's the size of the Milky Way galaxy? Learn how, depending on your definition, the size can change.