Galactic filaments are the largest known structures in the universe — vast strands of galaxies and dark matter stretching across unimaginable distances. They form what scientists call the cosmic web, ...

Researchers at Australia's space agency have built the largest map of the universe's magnetic fields yet ...

Group 15, a nearby group viewed 1.5 billion light-years away, shows the mature form of galaxy associations in the present-day universe—observed as they were 12.3 billion years into cosmic time. Credit ...

Magnetic fields are a fundamental part of the universe. They govern how small particles – the building blocks of planets, ...

Explore the largest 3D map of the universe ever created, featuring intricate details of celestial structures, galaxies, and ...

Galaxies, like so many other astronomical objects, are surprisingly difficult to define. Here’s a hand-wavy attempt: a galaxy is a collection of stars, gas, dust and dark matter all held together by ...

Scientists have reported the discovery of the largest reliably measured superstructure—an enormous arrangement of galaxies, galaxy clusters, and dark matter linked together by gravity—in the universe.

This snapshot is just a small part of one of the most comprehensive and spectacular views yet of the universe — a web-like structure formed by millions of galaxies, stretching back to near the dawn of ...

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.

A large protocluster of galaxies that existed 12.6 billion years ago, first discovered with the Subaru Telescope, has been ...