Two massive galaxy clusters are slamming into each other, and for once astronomers are not reconstructing the crash from the ...

It turns out that looming collision between our Milky Way and Andromeda galaxies might not happen after all. Astronomers reported Monday that the probability of the two spiral galaxies colliding is ...

NASA Chandra X-ray telescope data from galaxy cluster Abell 2146 showed a "shockwave that stretches for some 1.6 million ...

An artist's concept depicts the Milky Way galaxy and its spiral shape. Our solar system is located in one of the spiral arms. - NASA/JPL-Caltech A collision between our Milky Way galaxy and its ...

The chance that our Milky Way Galaxy will collide with the Andromeda Galaxy may not be as certain as previously thought, according to researchers, who say that a new simulation has found a 50% chance ...

Astronomers have clocked a cosmic collision at 3.2 million km/h (2 million mph). A new instrument has spotted a galaxy crashing through a group of others at incredible speeds, creating a shock wave ...