The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our ...

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

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

James Webb Space Telescope's mid-infrared instrument (MIRI) noticed an infrared flare from the Milky Way's supermassive black ...

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, ...

The flare came from a supermassive black hole that’s 10 billion light years away, making the flash the most distant one ...

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”), ...

For the first time, scientists have the calculations and simulations to explain mysterious flashes from the galaxy OJ 287. Roughly twice every 12 years, from 3.5 billion light years away, the light ...

Here is what you will learn when you read this story: Little red dots (LRDs) observed by the James Webb Space Telescope were initially thought to be galaxies, but something was amiss. Researchers who ...