CAPE CANAVERAL, Fla. — 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 ...

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

Clues about how galaxies like our Milky Way form and evolve and why their stars show surprising chemical patterns have been ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. When will the Milky Way collide with the Andromeda Galaxy?

Two galaxies are merging in the deep cosmos. And the James Webb Space Telescope just captured a vivid view of the scene. The interacting galaxies, called Arp 107, collided hundreds of millions of ...

New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may ...

In a corner of space 290 million light-years from Earth, we're getting to see something truly epic in action. There, four galaxies are closely interacting, the region filled with the detritus of past ...

Two colliding galaxies have been found to be reorganizing their dwarf satellites, potentially solving a major conundrum plaguing the standard model of cosmology. New observations of a pair of ...

A spectacular new view of two dwarf galaxies caught in the middle of a cosmic collision reveals a glowing gas bridge, streams ...

A cosmic train wreck may be looming in our future. The Andromeda galaxy, a near twin of our Milky Way, is barreling toward us. You can already see it coming if you know where to look—Andromeda’s great ...

An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the unusual Antlia Cluster. When you purchase through links on our site, we may earn ...