Using the James Webb Space Telescope, astronomers have spotted a massive and densely packed galaxy cluster before such ...

An international team led by Stefanie Komossa from the Max Planck Institute for Radio Astronomy (MPIfR) in Bonn has studied a ...

Astronomers have identified one of the most distant candidate galaxies known to leak ionizing radiation—the same kind of ...

Researchers say the surprising discovery of the faraway galaxy MXDFz4.4 could help explain how the cosmos went from opaque to ...

A galaxy just one-hundredth the size of the Milky Way has given astronomers one of their clearest views yet of one of the ...

NASA's Chandra X-ray Observatory has released four stunning images of cosmic wonders, depicted in red, white and blue for the ...

An almost invisible galaxy could crack open one of the biggest questions in cosmology ...

Scientists still don’t know where ghostly particles called neutrinos originate. A distant galaxy could be a potential source.

A monster galaxy from the early universe shows that the cosmos was rich with oxygen when it was only less than 3% of its present age, astronomers have found. The discovery raises questions about how ...

New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite galaxies—up to 100 more than we currently know. These elusive "orphan" galaxies have ...

Whether the universe will “end” at all is not certain, but all evidence suggests it will continue being humanity’s cosmic home for a very, very long time. Our understanding of the future of the ...