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

The James Webb Space Telescope captured amazing imagery of merging galaxies II ZW 96. The merger is located 500 million light ...

Astronomers have spotted another never-before-seen "nova" blaze to life in the night sky. This may be the first time that ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

NSF-DOE Rubin Observatory will capture more information about our universe than all optical telescopes throughout history ...

Scenes of nebulas in the Milky Way, a cluster of galaxies and thousands of new asteroids are a teaser of how the U.S.-funded ...

There’s now a 50-50 chance this galaxy will crash into ours. Astronomers have long thought that the Milky Way is headed for an inevitable crash with its neighbor, Andromeda.

Scientists have long thought the Milky Way galaxy would someday collide with its closest neighbor, Andromeda. However, new research suggests the future of our cosmic home is more uncertain than ...

CAPE CANAVERAL, Fla. — It turns out that looming collision between our Milky Way and Andromeda galaxies might not happen after all. Astronomers reported June 2 that the probability of the two ...

Top right: At 500,000 light-years, dark matter provides friction that brings galaxies to a close encounter. Bottom: A 100,000 light-year separation leads to a collision. NASA/ESA photo ...

“A head-on collision is very unlikely, we found a less than 2% chance for that,” Sawala said. “In most of the cases that lead to a merger, the two galaxies will indeed fly past each other at ...