The black hole at the center of a galaxy named SDSS1335+0728, about 300 million light-years away, first showed signs of stirring when, in 2019, the galaxy started shining brightly.

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 ...

This is what it looks like when a black hole awakens. Astronomers say a previously “inactive” galaxy lit up as the massive black hole at its center started to feast on gas and dust, creating a ...

A short-lived ripple in space-time revealed that two black holes merged into a giant black hole with the mass of 225 suns ...

A collaboration between humanity’s three gravitational wave detectors have identified a black hole merger event that created ...

An international team of physicists discovered the largest-ever merger of 2 black holes through a phenomenon known as gravitational waves.

A monster black hole awakens and begins blasting out X-ray bursts. (Image credit: ESA) We've all woken up in a terrible mood from time to time, but a newly observed monster black hole is really ...

From boring to bursting: a giant black hole awakens. European Space Agency. Journal Nature Astronomy DOI 10.1038/s41550-025-02523-9. Keywords /Space sciences/ Astronomy ...

A black hole is a terrifying concept, but the mysterious nexus of physics and space-time isn’t always gobbling up matter. While famous for devouring anything and everything in its gravitational ...

A Black Hole Awakens in a Distant Galaxy, Producing X-Ray Bursts Learn why a black hole is becoming active and why experts still can't explain the source of its regular, periodic pattern of X-ray ...

From boring to bursting: a giant black hole awakens. European Space Agency. Journal Nature Astronomy DOI 10.1038/s41550-025-02523-9. Keywords /Space sciences/ Astronomy ...