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

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

Astronomers have obtained the sharpest-ever X-ray spectrum of an iconic active galaxy, providing the most accurate, precise ...

Astronomers were puzzled by a black hole around 50 million times the mass of the sun with no stars, spotted by the James Webb ...

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

A supermassive black hole in the spiral galaxy NGC 3783 just delivered an X-ray surprise that astronomers have never watched ...

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

The supermassive black hole at the center of the Milky Way apparently flared up dramatically relatively recently. An echo of ...

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

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

A supermassive black hole residing within the Large Magellanic Cloud (LMC) - a satellite galaxy - is on a collision course ...

NASA's James Webb Space Telescope has discovered a mysterious early-universe galaxy nicknamed “Jekyll and Hyde”, revealing a ...