Monster black holes entered the cosmic scene soon after the Universe’s birth and grew rapidly, reaching millions or even ...

Phoenix A is a supermassive black hole 100 billion times the size of our sun, consuming the mass of 60 suns each year.

The flare came from a supermassive black hole that's 10 billion light years away, making the flash the most distant one ...

NASA compares the universe's biggest black holes with "each other and to our solar system," in this Goddard Space Flight ...

James Webb Space telescope spots 'big red dot' in the ancient universe: A ravenous supermassive black hole named 'BiRD' ...

Here is what you will learn when you read this story: Little red dots (LRDs) observed by the James Webb Space Telescope were initially thought to be galaxies, but something was amiss. Researchers who ...

For decades, scientists have suspected that some quasars, which are regarded as some of the brightest objects in the universe, might actually conceal not one but two black holes locked in a ...

When space telescopes blazed with high-energy radiation for hours earlier this year, astronomers suspected that they were witnessing something special. The cosmic flash GRB 250702B was no ...