Ultra-faint dwarf galaxies—tiny satellite galaxies orbiting the Milky Way—have long been seen as cosmic fossils. Now, a new ...

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

New COLIBRE simulations show how cold gas and dust help galaxies evolve from the early universe to today. (CREDIT: Monthly ...

Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...

In the chaotic first moments after the Big Bang, ripples in spacetime may have done more than just echo through the ...

By tracking individual stars and exploding supernovas, astronomers discovered the strength of early ultraviolet glow ...

A new study suggests that most "post-starburst galaxies" cease star formation because they run out of fuel. But that's not ...

For the last five years, the Dark Energy Spectroscopic Instrument (DESI) has been systematically scanning the night sky.

Scientists know that the elusive substance called dark matter makes up most of all the matter in the universe, but have never ...