If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

JWST uncovers evidence of ancient “monster stars” whose extreme chemistry may explain the origins of early supermassive black ...

Will the universe keep existing forever? An astrophysicist explains how scientists aren’t entirely sure, but they can make predictions.

Scientists have observed the largest-known rotating structure in the cosmos - a gargantuan thread-like assemblage of hundreds ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

The formation of galaxies in the universe should follow a fairly simple path. It starts with small galaxies, which then grow bigger and bigger until they become the giant galaxies we see in the modern ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. White diamond symbols mark the locations of 20 of the 83 newfound young, low-mass galaxies ...

New images of the infant universe captured by the Atacama Cosmology Telescope (ACT) are the most precise "baby pictures" to date of the cosmos' "first steps" toward forming the first stars and ...

Using the James Webb Space Telescope, a team of international researchers have discovered chemical fingerprints of gigantic ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Whether the universe will “end” at all is not certain, but all evidence suggests it ...