The JWST discovers the Zhúlóng spiral galaxy, as massive as the Milky Way, formed only a billion years after the Big Bang.

A decade of observations by NASA’s Hubble Space Telescope has produced the sharpest and most detailed images of the Andromeda galaxy. Zoom in and explore.

A newly discovered interstellar comet could be older than the Solar System, and scientists think it carries secrets from the ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

We've only known about its existence for a few short weeks, and already astronomers have been able to learn a lot about the mysterious interstellar comet 3I/ATLAS.

The Milky Way is not just a band of stars stretching across the night sky; it's a massive, dynamic galaxy spanning over 200,000 light-years and containing hundreds of billions of stars, planets, and ...

One of the three main surveys that will be run by the Nancy Grace Roman space telescope will likely catch 100,000 cosmic ...