Researchers detected evidence of 'dinosaur-like' stars in a GS 3073 galaxy, around 12.7 billion light years away from Earth.

"A bit like dinosaurs on Earth — they were enormous and primitive. And they had short lives, living for just a quarter of a ...

The first generation of stars that were born in the universe are a mystery. We can estimate when they existed and even how ...

In the dense environment of the early universe, dark matter particles would collide with, and annihilate, each other, ...

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

The James Webb Space Telescope has provided evidence of 'monster stars' in the early universe, explaining the existence of ...

Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such ...

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.

Telescopes are time machines, and astronomers are using them to find the first stars ever formed in the universe. These early generations of stars, known as Population III stars, were crucial to ...

An immensely powerful flash detected earlier this year was created by a massive star exploding when the universe was just ...

An MIT astronomy class has found three of the oldest stars in the universe lurking right outside the Milky Way. The stars, about 30,000 light-years from Earth, are in the galaxy's "halo," the cloud of ...