Astronomers have discovered a vast, dense cluster of massive galaxies just 1 billion years after the Big Bang, each forming ...

"The knowledge of these will ultimately help us understand the formation of the first stars and planets and how our own Milky ...

There may not be as nearly as many small galaxies in the early universe as astronomers predict there should be, which has big ...

If dark stars existed, they would have been capable of forming in the universe before ordinary stars could have formed. When ...

An extremely early Type II supernova explosion, named after the Titan goddess of dawn in Greek mythology, occurred just 1 ...

“The Universe will just get colder and deader from now on. The amount of dust in galaxies and their dust temperatures have ...

Astronomers used the James Webb Space Telescope and gravitational lensing to observe SN Eos, an ordinary supernova from the ...

Astronomers find galaxy Y1, a young star-forming region, revealing extreme heat just 600 million years after the Big Bang.

New observations from the James Webb Space Telescope have revealed unexpected features in the early universe, including ...

The discovery of thousands more galaxies with stars ringing their main disks could help astronomers study galactic evolution ...

A recent study provides answers to three seemingly disparate yet pressing cosmic dawn puzzles. Specifically, the authors show ...

(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 ...