JWST peered at the glowing trail of stars left behind by a candidate runaway supermassive black hole deep in space, revealing ...

The supermassive black hole sitting at the heart of our galaxy is considered to be a slumbering giant. However, an ...

What makes red geysers stand out is that they show faint, galaxy-scale outflows of ionized gas, stretching tens of thousands ...

Some 1.2 billion light-years from Earth, a massive event is unfolding on cosmic scales. There, not two, but three galaxies ...

For decades, astronomers have known that supermassive black holes lurk at the hearts of essentially all large galaxies, ...

Astronomers at the W. M. Keck Observatory on Maunakea discovered clear evidence that a supermassive black hole can reshape a ...

A supermassive black hole that’s 10 million times the mass of the Sun is hurtling through space, leaving a trail of gas that’s spawning newborn stars in its wake. Astronomers have long theorized about ...

Astronomers have long puzzled over how some massive galaxies stop forming stars and remain dormant for billions of years—even ...

Astronomers have found a system of three supermassive black holes, all actively feeding, that appear to be combining into a ...

Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have uncovered the largest and most extended stream of ...

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