Scientists used changes in the supermassive black hole M87*'s accretion disk to infer its orientation, size and turbulence ...

Astronomers are very familiar with the twin jets launched from the poles of supermassive black holes. These structures can ...

In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again ...

Astronomers have captured a groundbreaking phenomenon at the brink of a supermassive black hole located at the heart of ...

For the first time, scientists witness a supermassive black hole releasing jets of material at immense speeds, offering a glimpse into jet formation and propagation in active galactic nuclei.

Since 2018, we've seen 1ES 1927+654 generate jets in real time and found it may have a lone white dwarf orbiting near the ...

Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...

A large international team of scientists has observed a phenomenon that astronomers didn't ever expect to see happen in real ...

Astronomers believe there are billions, or perhaps even trillions, of supermassive black holes — black holes with a mass at least 100,000 times that of our sun — in the universe. One probably lurks at ...

Astronomers monitoring a supermassive black hole in the heart of a distant galaxy have detected features never seen before ...

The first black hole that astronomers observed "turning off" just turned back on, releasing jets of hot gas into the cosmos.