Astronomers have completed the most comprehensive census of active galactic nuclei (AGN) to date, providing the clearest ...

Webb reveals a bridge of stars linking two nearby dwarf galaxies, offering a look at how gravity reshapes galaxies and sparks ...

Black holes possess the powers of both a creator and a destroyer. Residing within the heart of some galaxies, a.k.a. Active ...

At approximately 100,000 light years in diameter, the Milky Way’s vastness and the broader, ever-changing dynamics of the cosmos defy any attempt to fully understand our home galaxy and its history.

Image of the irregular dwarf galaxy Sextans A, located at a distance of about 4 million light years from us, towards the edge of the Local Group, captured by the VST (VLT Survey Telescope), an Italian ...

A new photograph shared by NASA offers a peek at the breathtaking views seen from the International Space Station (ISS). The image shows off Earth's colorful airglow as well as two nearby galaxies, ...

NGC 300 is a small galaxy in a relatively isolated region of the universe. About 6 million light-years from Earth, it is one of the Milky Way's closer neighbors. A team of astronomers led by ...

Astronomers have long puzzled over how some massive galaxies stop forming stars and remain dormant for billions of years—even ...

A whole universe of hidden galaxies lies just beyond what the eye can see. Thanks to a new generation of space telescopes, astronomers are now revealing these distant, dim worlds—some no bigger than a ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. If the universe is 13.6 billion years old, how can ...

Observations of ultra-massive galaxies, each containing more than 100 billion stars, show that less than 2 billion years ...