Two colliding galaxies have been found to be reorganizing their dwarf satellites, potentially solving a major conundrum ...

The center of our Milky Way galaxy is the latest in a series of stunning cosmic phenomena that should be visible in August ...

The Milky Way is expected to shine every night through August as it gets higher in a darker sky throughout the United States, ...

New researchpublished in Nature Astronomychallenges long-held beliefs about the fate of the Milky Way and its closest large neighbor, the Andromeda galaxy. For decades, astronomers have predicted ...

The center of the Milky Way, which Dyches refers to as "the core," became visible in June and is expected to shine every ...

Andromeda's halo, a large envelope of gas, extends out 1.3 million light-years from the galaxy, almost halfway to the Milky Way, and as much as 2 million light-years in other directions.

The Large Magellanic Cloud, a close neighbor to the Milky Way, may house a giant black hole. It's the closest supermassive black hole outside of our galaxy.