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

The system is known as J1218/1219+1035, and is located 1.2 billion light-years from us. The three nuclei of the three ...

Nearly every galaxy has a supermassive black hole in its core. Whether the black hole forms first and then the galaxy around ...

Using data from NASA's James Webb Space Telescope, astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) ...

Using the ALMA telescope in Chile, an international research team examined seven pairs of merging galaxies to come to the ...

Galaxy mergers are not uncommon throughout the Universe; in fact, they're thought to be one of the major mechanisms whereby ...

Our galaxy's supermassive black hole is famous for being one of the dimmest in the universe. Evidence from a new space ...

In a patch of sky about 1. 2 billion light-years from Earth, astronomers have found a cosmic rarity: three galaxies caught in ...

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

Supermassive black holes, which can possess millions to billions of times the mass of our Sun, are believed to grow by consuming material and merging with other black holes during galactic collisions.

The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...