The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

New data show a 50% chance the Milky Way won't collide with Andromeda. A merger with the Large Magellanic Cloud is far more likely. Newsletters Amazon Prime Day Share a News Tip.

A collision between our Milky Way galaxy and its largest neighbor, the Andromeda galaxy, predicted to occur in about 4.5 billion years, has been anticipated by astronomers since 1912.

When the billions of stars comprising the Milky Way, our home galaxy, appear especially vibrant as the band arcs across the night sky, it’s a photo op ...