While scouring images from the James Webb Space Telescope, astronomers spotted Capotauro, "one of the most puzzling ...

If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black hole.

Scientists have released a new study on the arXiv preprint server that catalogs the universe by mapping huge clusters of ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A view of The Cosmic Horseshoe and its gravitational lens, in which an ultramassive black hole ...

Astronomers have discovered what could be the biggest known black hole in the universe. “This is amongst the top 10 most massive black holes ever discovered, and quite possibly the most massive,” ...

Stars are the original nuclear fusion reactors. As it evolves, a star continuously fuses hydrogen, helium, and—if it becomes big enough—heavier elements, releasing the energy created into space as ...

A star found in the Large Magellanic Cloud is remarkably unpolluted by heavier elements, suggesting it is descended from the ...

Three new sonifications of images from NASA’s Chandra X-ray Observatory and other telescopes have been released. Sonification is the process of translating data into sounds. In the case of Chandra and ...

Astronomers have detected one of the darkest objects ever seen at a record cosmic distance—only with the assistance of gravity. The discovery is an important step toward the observation of dark matter ...

Astronomers have observed a primeval star that they believe to be the most “pristine” object in the universe. A team led by Alexander Ji at the University of Chicago said the star, named SDSS ...