Stevenson 218 is the largest known star in the universe, located about 18,900 light-years away in the constellation of Scutum and far surpassing even the sun in size and brightness. So immense that it ...

The most ‘pristine’ star in the universe discovered by astronomers - Red giant star J0715-7334 is 20,000 times purer than the ...

A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.

On human timescales, the universe may as well be eternal. It’ll be here long after our species and our planet are gone, but ...

Now, astronomers have found a star that may be as close as we’ve ever come to witnessing one of the primordial stars. Known ...

Not all stars are created equally. Astronomers believe that the first stars to form after the Big Bang were mostly made of ...

New observations from the James Webb Space Telescope hint that the universe’s first stars might not have been ordinary fusion ...

For the first time, astronomers have used NASA’s James Webb Space Telescope (JWST) to get a clear look at a giant star right ...

A discovery of binary stars could be the first step in building a more complete picture of how our galaxy formed, according ...

The early universe was already warm before reionization, revealing that the first stars did not flicker on in an icy cosmos.