Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Using combined ...

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

WASHINGTON (Reuters) - Astronomers have observed two distant galaxies - both possessing roughly as many stars as our Milky Way - careening toward each other before their inevitable merger at a time ...

New observations of a pair of colliding spiral galaxies hint at what might be in store for the Milky Way and the Andromeda galaxy if and when they collide. The findings, described in July in the ...

Most smaller galaxies may not have supermassive black holes in their centers, according to a recent study using NASA's Chandra X-ray Observatory. This contrasts with the common idea that nearly every ...

A galaxy that has remained unchanged for 7 billion years — a rarity in the universe — has been observed by astronomers, offering a glimpse into cosmic history and adding to an enigmatic collection of ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...

You’re looking at the cosmic neighborhood of the Milky Way. Travel beyond the dark matter halo into intergalactic space and meet the 59+ dwarf galaxies already orbiting our own. Discover the fate of ...

The data is starting to reveal how galaxies and their black holes evolve. After only one year of operations, the European Space Agency's Euclid mission has begun to unravel the mystery of why galaxies ...

"We have discovered a galaxy that has been 'perfectly preserved' for billions of years, a true archaeological find that tells us how the first galaxies were born and helps us understand how the ...

Astronomy can be a difficult topic for newcomers. Like any scientific field, it has its own jargon and buzzwords—and terms with meanings that can be not only odd but downright counterintuitive. The ...