Three merging galaxies host three active black holes, offering rare insight into galaxy and black hole growth.

APM 08279-5255 is a massive black hole (quasar) that contains about 140 trillion times the amount in all of Earth’s oceans ...

All three galaxies were interacting with each other. In each galaxy, there was a supermassive black hole that was active and ...

This suggests that black hole growth during mergers is inefficient and uneven. Rather than steadily consuming gas, black ...

Astronomers have spotted three merging galaxies where all central black holes are actively feeding and radio bright, ...

New observations reveal that the relationship between ultraviolet and X-ray light in quasars has changed over billions of ...

A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's ...

Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In ...

Taking a look back over the last twelve months, here are several of the biggest science stories in physics this year, as well ...

Distance records are an excellent proxy for the state of the art in astronomy. Finding extremely faraway galaxies is hard. In ...

Astronomers have identified a massive cloud of water vapor surrounding a distant quasar, marking the largest single reservoir ...

Cutting-edge supercomputer simulations reveal intricate processes around black holes, improving our understanding of ...