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.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A black hole is a terrifying concept, but the mysterious nexus of ...

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.

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 ...

Now, astronomers using the Hubble Space Telescope have observed a black hole in the act of devouring a star, ripping it apart and creating a huge burst of radiation. It was this radiation burst ...

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 ...

This was true of the black hole at the heart of SDSS1335+0728, a distant and unremarkable galaxy 300 million light-years away in the constellation of Virgo. After being inactive for decades ...