A remarkable black hole, located 270 million light-years away in the Draco constellation, has become the center of ...

A large international team of scientists observed a rare event in real time: a dramatic increase in radio emission and the ...

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

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

This is the gargantuan black hole that lives at the centre of our galaxy, pictured for the very first time. Known as Sagittarius A*, the object is a staggering four million times the mass of our Sun.

A team that included University of Arizona astronomers captured the infrared image of the supermassive black hole using a Large Binocular Telescope Interferometer.

The interferometer team, led by Steve Ertel, associate astronomer of Steward Observatory, observed several phenomena ...

“Putting all the pictures together revealed that NGC ... by a collision with another galaxy, which caused the black hole to ...

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

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 ...