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

From your place inside the Milky Way, you are living within a galaxy that keeps a detailed chemical diary. Every star holds ...

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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 ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

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 ...

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 ...

Galaxy clusters are the most massive objects in the universe held together by gravity, containing up to several thousand ...

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 ...