Scientists have uncovered the true boundary of the Milky Way’s star-forming region using stellar “age mapping.” They found a ...

How far the Milky Way's disk extends has long been difficult to define—it doesn't end sharply, but fades away gradually at ...

How far the Milky Way's disc extends has long been difficult to define — it doesn't end sharply, but fades away gradually at its outer edges. Now, for the first time, an international team of ...

The Milky Way has just been reconstructed in unprecedented detail, with artificial intelligence helping astronomers track the motions and histories of roughly 100 billion stars inside a single digital ...