October is an excellent time to observe the Andromeda spiral galaxy as it passes high overhead in the Autumn night sky.

Astronomers at the University of Michigan have discovered a new satellite of the Andromeda Galaxy (M31), the Milky Way's closest major galactic neighbor, and it has broken the record for the faintest ...

Over the course of human history, perhaps no single object in the night sky has drawn more attention than the Andromeda ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda galaxy. The team includes several UC Santa Cruz researchers who made significant ...

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Researchers have long thought that the Milky Way would collide with the Andromeda galaxy in four to five billion years. This scientific illustration depicts Earth's horizon four billion years in the ...

For years, astronomers have believed that the fate of the Milky Way was tied to our largest neighboring galaxy, the Andromeda galaxy. However, a new study now says that this future Milky Way merger ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. When will the Milky Way collide with the Andromeda Galaxy?

The nearby satellite galaxy M32 can also be seen as a bright ball on the upper edge of Andromeda's disk while the milky ...

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