Black holes - the supermassive gravitation forces at the center of most galaxies - actually spend much of their time dormant, or essentially asleep. Astronomers have now spotted one not only ...

From boring to bursting: Giant black hole awakens Date: April 11, 2025 Source: European Space Agency Summary: Astronomers are investigating the longest and most energetic bursts of X-rays seen ...

What does the birth of a black hole look like? Well, back in 2019 astronomers just so happened to catch that very thing in action.

Using machine learning to analyse data from a powerful black hole observatory, researchers found the black hole at the centre ...

According to a team of astronomers, the recent wind-up could be due to a supermassive black hole coming to life at the galaxy’s core. The team’s research is accepted for publication in ...

Astronomers have discovered that a mysterious galaxy getting brighter in the far, far distance is actually the sudden awakening of a giant black hole 1 million times bigger than the sun.

Astronomers have discovered extraordinarily powerful X-ray jets blasting from two supermassive black holes that are so ...

Now, astronomers believe they are witnessing something never before seen: the awakening of a black hole in real time. “Imagine you’ve been observing a distant galaxy for years, and it always ...

Astronomers for the first time have observed a supermassive black hole waking up and setting the heart of its host galaxy alight, the European Southern Observatory said on Tuesday. The galaxy 300 ...

Artist’s impression of the accretion disc around the massive black hole Ansky and its interaction with a small celestial object Disclaimer: AAAS and EurekAlert! are not responsible for the ...

Artist’s impression of the accretion disc around the massive black hole Ansky and its interaction with a small celestial object. (Image Credit: European Space Agency) Black holes — the supermassive ...

Although we know that supermassive black holes (millions of times the mass of our Sun) lurk at the centre of most galaxies, their very nature makes them difficult to spot and study. In contrast to ...