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

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

Sandro Tacchella does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Among the most fundamental questions in astronomy is: How did the first stars and galaxies form? NASA’s James Webb Space Telescope is already providing new insights into this question. One of the ...

Was planetary formation different during the early universe than today? This is what a recent study published in The Astrophysical Journal hopes to address as an international team of researchers ...

Observations of ultra-massive galaxies, each containing more than 100 billion stars, show that less than 2 billion years ...

What if everything scientists ever thought about the universe’s earliest chemical reactions was wrong? Recent tests have turned decades of theory on its head, showing that the first molecular ...

The international University of California, Riverside-led SpARCS collaboration has discovered four of the most distant clusters of galaxies ever found, as they appeared when the universe was only 4 ...

Astronomers have used the NASA/ESA James Webb Space Telescope (JWST) to observe the 'inside-out' growth of a galaxy in the early universe, only 700 million years after the Big Bang. Astronomers have ...

Galaxies in the universe today have come a long way from the first structures that emerged after the Big Bang. Galaxies like our own Milky Way are composed of hundreds of billions of stars these days, ...

It's a fun question to tackle because it lets us dig into the messy, complicated, beautiful process of galaxy formation. When you purchase through links on our site, we may earn an affiliate ...

Earlier this year, Euclid—a European telescope tasked to create the largest 3D map of the universe—sent back troves of cosmic data from deep space. Astronomers have since been hard at work picking ...