How big might black holes get? A team of scientists now suggests black holes could reach what they call "stupendously large" sizes, each harboring the mass of 100 billion suns or more. Discovering ...

These objects, given the label stupendously large black holes, would have a radius roughly a light-year across. No such objects have yet been found, but we cannot yet rule them out hiding at the ...

These objects, given the label stupendously large black holes, would have a radius roughly a light-year across. No such objects have yet been found, but we cannot yet rule them out hiding at the ...

As ‘primordial’ black holes don’t form from a collapsing star, they could have a wide range of masses, including very small and stupendously large ones. Professor Bernard Carr said: “We already know ...

An illustration of Repenomamus sinking its teeth into Psittacosaurus. Illustration: C opyright 2023 Michael W. Skrepnick / courtesy of Canadian Museum of Nature About 125 million years ago, a ...

NGC 346, NGC 1672, M74, and M16 in recent image compilations. Image: Credit: X-ray: Chandra: NASA/CXC/SAO, XMM: ESA/XMM-Newton; IR: JWST: NASA/ESA/CSA/STScI, Spitzer ...