A team of physicists has proposed that the Big Bang did not mark the absolute beginning of everything but instead occurred ...

Astronomers studying a brief optical flare detected in 2022 say it may have been caused by a black hole ripping apart a star, and the event’s unusual properties point toward a type of black hole that ...

The investigation could solve the mystery of how supermassive black holes grew so large in the early universe.

An exotic type of dark matter could explain some of the characteristics of our galaxy’s central supermassive black hole, but many cosmologists are leery of the idea ...

The radio telescope LOFAR, with a major contribution from Leiden Observatory, has produced the most detailed radio map of the Universe ever made ...

Observations of a distant quasar reveal that supermassive black holes may suppress star formation across intergalactic distances.

Internationally-vetted data suggests we've witnessed a rare intermediate-mass black hole devouring a white dwarf along the outskirts of a distant galaxy.

Another describes a long straight contrail cutting across a galaxy called NGC3627. This one is likely caused by a black hole ...

Intense radiation emitted by active supermassive black holes—thought to reside at the center of most, if not all, galaxies—can slow star growth not just in their host galaxy, but also in galaxies ...

Many of us remember all too well our childhood bout of chickenpox: those itchy, scabby, red spots that appeared all over our ...

All the “normal” matter, like the stars, gas, dust, and people, is called baryonic matter, and it’s basically the tiny visible fraction of a universe that’s mostly invisible and still not fully ...

Astronomers have found growing evidence that runaway black holes are hurtling through galaxies at extreme speeds, leaving ...