The James Webb Space Telescope has upended expectations again, revealing a massive spiral galaxy in the universe’s infancy ...

New simulations reveal that the Milky Way’s odd split between two chemically distinct groups of stars isn’t a universal ...

New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may ...

The Milky Way looks serene from our vantage point, a hazy river of light arcing across the night sky. Yet the stars that make ...

Star chemistry reveals two spiral arms and a faint bridge in the Milky Way, offering a clearer view of hidden structure in ...

The mystery of galaxies in the early Universe just got even weirder. A team of astronomers has identified a giant spiral galaxy so well-formed that it already has a stable galactic bar; a long, ...

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 ...