Galaxies

The Milky Way may have devoured another galaxy named Loki, and astronomers think they've found its remains

By Julian Dossett published 27 May 26

Astronomers say that they have identified 20 stars that may have grown up together in a dwarf galaxy named "Loki" that eventually became part of our Milky Way.

The universe's 'most relaxed' galaxy cluster was shaped by cosmic violence, new study finds

By Sharmila Kuthunur published 20 May 26

What's the truth behind this unusually tranquil city of galaxies?

Our Milky Way's 'Zone of Avoidance' holds a galaxy supercluster with 30,000 trillion times the sun's mass

By Keith Cooper published 4 May 26

The Vela Supercluster, in our Milky Way's Zone of Avoidance, is competing gravitationally with other superclusters for the attention of local galaxies.

Why were galaxies so active in the early universe? We may be getting close to the answer

By Paul Sutter published 4 May 26

Early galaxies were star-forming machines, gobbling up gas and spitting out stars with a furious intensity. A new model helps explain why things were so different back then.

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.