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

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

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

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.

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

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 ...

Stars powered by dark matter instead of nuclear fusion could solve several mysteries of the early universe, and we may have ...

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 ...

Astronomers reanalyzed the chemical composition of three stars in the Milky Way's halo and found that they are between 12 and 13 billion years old. They may have also been stolen from other galaxies.