NASA's Hubble Space Telescope snapped a delicate dance of celestial bodies in a new image of a distant galaxy that’s on a ...

The James Webb telescope peered into an ancient spot of light, and found it to be the most metal-poor galaxy in the early universe.

Here’s a hand-wavy attempt: a galaxy is a collection of stars, gas, dust and dark matter all held together by mutual gravity. At the lower end of the scale, some very small galaxies could be ...

Euclid’s first deep-field survey has captured 26 million galaxies, some over 10 billion light-years away, offering a preview of its mission to chart a third of the sky in stunning detail. AI and ...

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

A black hole weighing roughly 100 million times the mass of our Sun had no business existing when the universe was barely 570 million years old. Yet there it is, buried inside a tiny, reddened galaxy ...

It's NASA's latest way to peer into worlds beyond! Dan Smith has the scoop on the "Roman Space Telescope", slated to launch ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Largest-ever 3D map of the universe shows 47 million galaxies, from the Milky Way to 'cosmic noon' — Space photo of the week Scientists detect an enormous halo around the iconic Sombrero Galaxy — ...

There are hundreds of billions of galaxies in the known universe, but scientists still have a lot of questions about how galaxies form, grow and even die. Science Trek is available to stream on ...

There is a lot of matter in our galaxy that we can’t see. It’s called dark matter. Have you ever looked up at the night sky and thought it looks like a lot of empty space? Turns out, it’s not empty ...