Astronomers now believe the Milky Way’s “inevitable” collision with a neighboring galaxy is much less likely than originally thought.

A galactic pileup 94 million light-years away is giving astronomers a detailed look at how cosmic collisions shape the ...

Galaxy clusters are among the largest structures in the universe, consisting of hundreds or thousands of galaxies.

It turns out that looming collision between our Milky Way and Andromeda galaxies might not happen after all. Astronomers ...

Astronomers reported Monday that the probability of the two spiral galaxies colliding is less than previously thought, with a 50-50 chance within the next 10 billion years. That's essentially a ...

The team found only a 2 percent probability that the galaxies will collide in the next five billion years. In slightly over ...