"If they were purely made up of stars, they would be the densest galaxies in the universe." ...

Primordial black holes could rewrite our understanding of dark matter and the early universe. A record-breaking detection at ...

Scientists have turned the universe's deadliest force into a spectacle. A black hole is finally caught in motion.

When astronomers look deep into the early universe, the expectation is simple. You should see young galaxies still assembling ...

"This is a structure we've never seen before, so it could be a new class of dark object." ...

The X-Ray Imaging and Spectroscopy Mission (XRISM), a joint mission between the Japanese Aerospace Exploration Agency (JAXA) and NASA, launched on Sept. 7th, 2023. Its advanced imaging filters and ...

During a press conference at the 247th meeting of the American Astronomical Society in Phoenix, Devesh Nandal from the Center for Astrophysics | Harvard & Smithsonian (CfA) and lead author of the ...

Three galaxies with supermassive black holes at their centres appear to be in the process of merging into a single, giant galaxy, a process that astronomers have rarely seen. To grow to such enormous ...

When astronomers look deep into the early universe, they don’t expect to see fully developed cosmic objects but small galaxies, young stars, and black holes still struggling to grow. However, recent ...

Astronomers have made an extraordinary discovery in the galaxyJ1007+3540, where a supermassive black hole has begun emitting ...

In a patch of sky about 1.2 billion light-years from Earth, astronomers have found a cosmic rarity: three galaxies caught in a merger, and all three of their central supermassive black holes are ...

An unusually massive black hole in the very early universe may be a kind of exotic, star-less black hole first theorised by Stephen Hawking. In August, Boyuan Liu at the University of Cambridge and ...