A supermassive black hole dormant for decades has just awakened in a distant galaxy. This sudden activation provides a unique ...

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

Webb witnessed a highly ionised gas whose level of energy was too high to come from something like supernovae, making ...

"This rare event provides an opportunity for astronomers to observe a black hole's behavior in real time," said astronomer ...

The quasi-periodic eruptions of X-rays from a black hole 300 million light-years away are unlike any researchers have ever ...

We all know that black holes can devour stars, rip them apart and consume their remnants. But that only happens if a star ...

They have refined the estimate of the black hole mass, ruling out the possibility of it being a neutron star. It is thought ...

The black hole at the heart of galaxy SDSS1335+0728, located 300 million light-years away, was quiet for decades as it ...

Researchers have spent the past few years watching a black hole re-awaken roughly 300 million light-years away from Earth.

Astronomers using the James Webb Space Telescope have found compelling evidence of a supermassive black hole at the heart of ...

While solitary black holes should be common, they are hard to find. The one in Sagittarius revealed itself when it passed in front of a dim background star, magnifying the star’s light and slowly ...

A massive black hole at the heart of a galaxy in the Virgo constellation is waking up, shooting out intense X-ray flares at ...