But the Big Bang theory predicts that about 5% of the universe's contents should be atoms made of protons, neutrons and ...

The universe may not face disintegration (the Big Rip) but rather compression.

Two barred spiral galaxies, known as NGC 7733 and NGC 7734, are in the process of merging. The lower galaxy has a dusty knot atop its upper arm, which marks a third ...

Scientists analysing dark energy say the universe’s expansion may be slowing, raising the possibility gravity could ...

Distance records are an excellent proxy for the state of the art in astronomy. Finding extremely faraway galaxies is hard. In ...

This early galaxy hosts as much as 30% of the oxygen of a fully developed, modern-day one. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A ...

Most of what people casually call “the universe” is not where instinct suggests. Stars, planets and glowing gas clouds are ...

The European Space Agency (ESA) unveiled magnificent new images from its Euclid space telescope, representing the agency's first scientific discoveries from early observations. The project, which ...

JWST spotted carbon in a small galaxy that we see as it existed just 350 million years after the Big Bang. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Another batch of the ‘impossible’ galaxies turned out not to be standard galaxies at all, but a new type of object that ...

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 ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Chris Impey, University of Arizona (THE CONVERSATION) If you look across space with a ...