We don’t know for sure, but the answer is inextricably linked to the moment when water first materialized in the cosmos — and ...

Astronomers have found an unexpectedly bright and chemically complex galaxy from the first 300 million years of the ...

A NASA telescope was launched into space from California on Tuesday for a mission to explore the origins of the universe and ...

In the primordial darkness, after the Big Bang, nothing drifted but a vast sea of hydrogen and helium. It wasn't until stars ...

NASA's SPHEREx telescope has launched, beginning its two-year mission to explore cosmic history, galaxy formation, and cosmic ...

The legendary Hubble Space Telescope has turned its gaze to the Ursa Major-adjacent galaxy UGC 5460, revealing spiral arms, star clusters and a possible supernova "imposter".

University of Arizona astronomers have peered back to a time when the universe was just less than 300 million years old. The ...

The first stars after the Big Bang were probably huge and short-lived, but Population III has not yet been found. This could ...

SPHEREx is set to launch at Friday from California. Here are five things to know about NASA's latest advanced space telescope ...

“Before the first stars exploded, there was no water in the Universe because there was no oxygen,” said Daniel Whalen, a ...