The Milky Way is on a slow collision course with Andromeda, a massive galaxy moving toward us over billions of years. Their future merger will reshape both galaxies and reveal how violent cosmic ...

Good morning, everyone. Today I would like to introduce an article about intelligent life created by AI. The following is a ...

NASA's stunning new gallery of 16 galaxies reveals colossal black hole jets, explosive star formation, and spectacular cosmic ...

A retired RAF fighter pilot called Wing Commander Andy Green proved that speed doesn’t kill. In 1997, in the Black Rock ...

In our solar system's corner of the galaxy, stars rarely collide. It makes sense: Space is vast, and stars have room to roam.

Arp 220 is one of the brightest infrared galaxies in the nearby universe, with intense star formation fueled by a collision ...

Each Monday, I pick North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the Northern Hemisphere).

Astronomers have used NASA's Chandra X-ray Observatory to break down the cause of a remarkable formation of radio waves they ...

Astronomers have uncovered compelling evidence of two supermassive black holes spiraling toward a potentially spectacular ...

On Oct. 4, 1923, Edwin Hubble took a photographic plate of the Andromeda Nebula (as it was known then) using the 100-inch Hooker telescope at Mount Wilson. The next night, Oct. 5th, he took another ...