Galaxies

The cosmos wears a galactic sombrero | Space photo of the day for April 29, 2026

By Chelsea Gohd published 29 April 26

The Sombrero galaxy's name fits perfectly.

Help scientists find spacetime warps in these Euclid Space Telescope images

By Samantha Mathewson published 29 April 26

A new citizen science project invites the public to scan never-before-seen images from the Euclid Space Telescope in search of galaxies bending spacetime.

Backyard snapshot delivers stunning galaxy image | Space photo of the day for April 27, 2026

By Chelsea Gohd published 27 April 26

The Small Magellanic Cloud, a neighbor of our Milky Way galaxy, stuns in this ambassador's picture.

'Dark subhaloes' may explain why galaxies seem to form pre-determined shapes

By Paul Sutter published 20 April 26

Our universe is full of mysteries, but few are as perplexing as the dark, tiny galaxies that hover around larger ones like the Milky Way.

Synthetic universe allows you to 'see and hear' galaxies evolving from the dawn of time (video)

By Robert Lea published 19 April 26

Scientists have used a synthetic universe to observe how the first galaxies evolved and grew. In fact, it is so close to the real thing that it's tricking some astronomers.

Hubble Space Telescope spots a mesmerizing spiral galaxy | Space photo of the day for April 17, 2026

By Chelsea Gohd published 17 April 26

Hubble images never fail to amaze.

Scientists use rare 'Einstein Cross' to learn about young galaxy with surprisingly old stars

By Robert Lea published 14 April 26

"The discovery of this exceptional object has allowed us to accurately study the nature of the stars at the center of an elliptical galaxy in a remote era of the universe, when the galaxy was still young."

This star-forming galaxy is blowing out powerful winds topping 2 million mph

By Robert Lea published 31 March 26

NASA's XRISM X-ray spacecraft has clocked 2 million mph winds ripping out of a distant galaxy bursting with star formation.

Record-breaking 'space laser' erupts from merging galaxies 8 billion light-years away

By Robert Lea published 30 March 26

Astronomers have spotted the most distant and brightest "space laser" ever seen, and it's blasting from a galaxy collision that occurred when the universe was half its current age.

Triangulum Galaxy dazzles in psychedelic color | Space photo of the day for March 23, 2026

By Brett Tingley published 23 March 26

Astronomers captured a colorful new portrait of the Triangulum Galaxy, revealing complex clouds of gas in between the galaxy's 40 billion stars.