Astronomers discovered dozens of stellar streams in the Milky Way using Gaia data, offering new clues about galaxy formation ...

A star drifting at the outermost reaches of the Milky Way has turned out to be the most chemically pristine stellar object ...

Scientists have captured the most complete, high-resolution map of the cold gas at the center of the Milky Way, which contains the raw material from which stars and planets are made. Information from ...

A group of undergraduate students stumbled into a cosmic time capsule—one of the oldest stars ever discovered—while combing ...

Astronomers have identified dozens of previously hiddenstar streams in the outskirts of the Milky Way. These long, faint ...

A team of astronomers led by the Center for Astrophysics | Harvard and Smithsonian have for the first time used galactic ...