If you want to pinpoint your place in the universe, start with your cosmic address. You live on Earth->Solar System->Milky Way Galaxy->Local Cluster->Virgo Cluster->Virgo Supercluster->Laniakea.

The heart of the Milky Way is one of the most crowded and violent places in the galaxy, and it keeps producing structures that no one fully understands. The latest puzzle is a set of slender filaments ...

A new study suggests that a violent collision between the Milky Way and another galaxy called the Gaia Sausage may have reoriented our galaxy into the position it is in today.

Our understanding of the galaxy has advanced with every leap in the number of stars. From early observations to more and more advanced space and ground-based telescopes, each milestone has revealed ...

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 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Researchers have ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The European Space Agency’s (ESA) Gaia space telescope has ...

The Milky Way appears to have a vast ripple spreading out across at least a quarter of its disc. If confirmed, the structure might be a relic from a brush with another galaxy, but not all astronomers ...

The study employed a technique the researchers call 'pattern matching', using Cepheid variable stars to effectively anchor the distances of the gas on the outer edges of the galaxy's spiral arms for ...

Astronomers have chased hypervelocity stars for more than a century. These rare objects move so fast that the Milky Way cannot keep them. When a star exceeds the galaxy’s escape speed, it becomes ...