Despite the previous belief that our galaxy and the neighboring Andromeda would eventually merge in about 5 billion years, forming what they call Lactomed, a new analysis has reached a different ...

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 ...

A new simulation tool lets scientists explore whether self-interacting dark matter could reshape galaxies from the inside out ...

From the death of the sun to a sudden asteroid impact, there are a number of terrifying ways the world could end. Now, scientists have revealed just how likely one of those doomsday scenarios really ...

A new model is bringing scientists a step closer to understanding the kinds of light signals produced when two supermassive black holes, which are millions to billions of times the mass of the Sun, ...

Image: Snapshots of the time evolution of a collision of two spiral galaxies with black holes at their center from a computer simulation. Color indicates temperature and brightness the gas density.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...

Composite color image of the interacting galaxy cluster El Gordo, showing X-ray light from NASA's Chandra X-ray Observatory in blue, optical data from the European Southern Observatory's Very Large ...

(CNN) — 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. But new ...