Only the third interstellar object ever spotted in our part of the universe, 3I/ATLAS is just transiting through our ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Stephan's Quintet is a four-galaxy merger (with a fifth galaxy photobombing the action) in the ...

New simulations suggest globular clusters form in multiple ways and point to a mysterious new type of star system that may ...

Astronomers using the Webb Telescope detect a faint smudge that may be the first galaxy, or a nearby impostor, named ...

In 1925, Edwin Hubble's observation of Cepheid variables in the Andromeda galaxy revolutionized astronomy, proving the ...

NASA's James Webb Space Telescope has revealed yet another marvel from deep in outer space. A galaxy named MoM-z14 has taken the title of most distant galaxy the telescope has captured. It is a ...

If you think a galaxy is big, compare it to the size of the universe: it's just a tiny dot which, together with a huge number ...

Our understanding of cosmology hinges on how well we know our own local universe, which remains poorly mapped and poorly ...

Astronomers use many methods to determine this number, including gravitational lensing, the universe’s expansion rate, and ...

A monster galaxy from the early universe shows that the cosmos was rich with oxygen when it was only less than 3% of its present age, astronomers have found. The discovery raises questions about how ...