In the vast universe, a grand event spanning billions of years is quietly brewing—the Milky Way and Andromeda galaxies will ...

Where exactly are we in the Milky Way? This video maps our true cosmic address with Gaia data—central bar, spiral arms, dark-matter halo, and the Orion Arm where the Solar System lives—and explains ...

Responding to the question "How do we take pictures of the Milky Way if we are in it?", science communicator and former NASA ...

St. Louis, Mo. — For decades, astronomers have been blind to what our galaxy, the Milky Way, really looks like. After all, we sit in the midst of it and can’t step outside for a bird’s eye view. Now, ...

The Milky Way, our warped spiral galaxy, spans 120,000 light-years and hosts over 200 billion stars, including our Sun. It's ...

The newly discovered feature offers insight into the large-scale structure of our galaxy, which is difficult to study from Earth’s position inside it. Scientists have spotted a previously unrecognized ...

Gaia mapped billions of stars and revealed hidden connections in the Milky Way, reshaping how we understand our galaxy.

A terrifying glimpse at one potential fate of our Milky Way galaxy has come to light thanks to the discovery of a cosmic anomaly that challenges our understanding of the universe. An international ...

Astronomers have spotted the earliest barred spiral galaxy yet. It is the same type of galaxy as our Milky Way, but it dates back to when the universe was just 2 billion years old, earlier than was ...

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NASA's Pleiades supercomputer has provided fresh insights into the Oort cloud – a vast, theoretical spherical shell of icy objects that surrounds our solar system. For a long time, the Oort cloud's ...