New simulations show that early ultraviolet light controlled whether ultra-faint dwarf galaxies could form stars.

A massive cosmic milestone has just been reached: scientists have completed the largest high-resolution 3D map of the ...

Scientists are on the edge of their seats as they analyze this remarkable new map, not only to better understand the fate of ...

The properties of faint dwarf galaxies around the Milky Way can reveal a lot about the conditions of the early universe, the ...

A new Space Warps project lets the public hunt for gravitational lenses in data from the Euclid Space Telescope.

If our galaxy was in the middle of the Boötes void, we wouldn’t have known there were other galaxies until the 1960s.

The Sombrero galaxy looks like a work of science fiction in a stunning new image showcasing its hat-shaped appearance in ...

For years, many major simulations handled galaxy gas with a workaround. They stopped it from cooling below about 10,000 ...

It's absolutely enormous — and it's been hiding in plain sight all this time. The post Scientists Scan Gigantic Structure ...

The largest 3D map of the universe, created based on data from the Dark Energy Spectroscopic Instrument, shows 47 million ...

For the last five years, the Dark Energy Spectroscopic Instrument (DESI) has been systematically scanning the night sky. Today marks the completion of its first map, which is the largest ...