The Milky Way looks serene from our vantage point, a hazy river of light arcing across the night sky. Yet the stars that make up that glow are quietly telling a more dramatic story, one in which our ...

Add Yahoo as a preferred source to see more of our stories on Google. The positions and trajectories of 20 hypervelocity stars as reconstructed from data acquired by the Gaia satellite, overlaid on ...

Hypervelocity stars have, since the 1920s, been an important tool that allows astronomers to study the properties of the Milky Way galaxy, such as its gravitational potential and the distribution of ...

New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may arise from several very different evolutionary events. Bursts of star ...

The Milky Way is a spiral galaxy containing 100-400 billion stars. Planet Earth sits along one of the galaxy’s spiral arms. Though the Milky Way is generally always visible from Earth, certain times ...