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 ...

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

From Boring to Bursting: Giant Black Hole Awakens Apr. 11, 2025 — Astronomers are investigating the longest and most energetic bursts of X-rays seen from a newly awakened black hole. Watching ...

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 ...

Scientists have made the most accurate predictions yet of the gravitational waves produced when two black holes fly past each ...

"Our findings pave the way for rigorous examinations of black holes and the exploration of new physics in gravity." ...

For the first time, astronomers have probed the physical environment of repeating X-ray outbursts near monster black holes ...

"This pushes our models to their limits and challenges our existing ideas about how these X-ray flashes are being generated." ...

This is really interesting. Supermassive black holes are usually found sitting in the centers of galaxies – the gravitational hub around which the entire kit and kaboodle revolves. AT2024tvd's host ...

A massive black hole at the heart of a galaxy in the Virgo constellation is waking up, shooting out intense X-ray flares at regular intervals that have puzzled scientists, a study said Friday.