For now, researchers think the light might be coming from the first stars to exist, or outflows from a supermassive black ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

Euclid, a European space telescope, just captured 26 million galaxies to reveal the secrets of the dark universe.

Physicist Richard Lieu first explored the idea that gravity could exist without mass—now he’s got a new cosmological model ...

"One explanation is that the Universe was born rotating. That explanation agrees with theories such as black hole cosmology, ...

The James Webb Space Telescope has discovered Zhúlóng, a candidate for the most distant spiral galaxy in the universe. The ...

Astronomers may have uncovered a hidden population of galaxies that could rewrite what we know about the universe's evolution ...

Among the most fascinating phenomena are gamma rays, the most energetic form of electromagnetic radiation. Recently, ...

On March 19, one of NASA's Deep Space Network facilities — located in Canberra, Australia — entered its 60th year of relaying priceless information between scientists on Earth and the ...

The research, based on data from the Herschel Space Observatory ... to the total energy budget of the universe. However, the image ended up being so deep—and revealed so many galaxies—that ...

Astronomers have peered back in time to find what looks like a population of 'hidden' galaxies that could hold the key to unlocking some of the universe's secrets. If their existence is confirmed it ...

Euclid is on a quest to unravel one of the universe’s greatest mysteries: why it's expanding faster and faster. With help ...