Hubble has captured a galaxy losing vital gas as it races through a crowded cluster, revealing how harsh cosmic environments ...

Astronomers have signalled the discovery of a planetary body roaming the Milky Way that is not gravitationally bound to the ...

Globular clusters are often described as ancient, tightly bound fossils of the early Milky Way. It has been believed that ...

Astronomers report that the Champagne Cluster is actually two galaxy clusters in the process of merging, based on X-ray, optical, and spectroscopic observations published in 2025 ...

Using the Anglo-Australian Telescope (AAT), astronomers have observed a nearby galactic globular cluster known as NGC 6569.

Only a small fraction of the observable universe is comprised of visible matter. Current data suggests all galaxies are ...

NASA Hubble data show stripped gas surrounding edge-on galaxy NGC 4388 in the Virgo cluster, revealing ionized plumes and structural details from black hole activity and cluster interactions.

Don’t miss January’s shows in the sky! Here are the best celestial events to view this month.

NASA’s Chandra telescope has identified SPT-CL J2215-3537, a massive, calm galaxy cluster from the early universe, revealing ...

The “Seven Sisters” of the Pleiades are part of a much larger complex that can help reveal our galaxy’s deep history ...

A new composite image reveals the “Champagne Cluster” as two massive galaxy clusters caught in a rare, violent collision.

NASA have released a photograph capturing a vivid image of the Large Magellanic Cloud, a galaxy just 160,000 light-years away ...