The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would see dim signals from small, primitive galaxies. But data are not confirming ...

A massive, rotating disk galaxy designated DLA0817g and nicknamed the "Wolfe Disk," formed just 1.5 billion years after the Big Bang. It was discovered using ALMA, the Atacama Large ...

The James Webb Space Telescope has upended expectations again, revealing a massive spiral galaxy in the universe’s infancy ...

Scientists from Japan have revealed a new idea explaining why there is matter in the universe, while antimatter has almost ...

An international team of astronomers announced the two earliest and most distant galaxies yet confirmed were detected by the James Webb Space Telescope. The two galaxies are believed to date back to ...

Forget one Big Bang — try many. A bold new theory pokes holes in the popular origin story, suggesting the universe evolves through a series of lightning-fast bursts, rewriting what we know about ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

NASA’s James Webb Telescope may have detected the universe’s first stars, Pop III stars, in galaxy LAP1-B, offering a glimpse into cosmic history.

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 ...

If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, ...