When studying local galaxy cluster Abell 3667, Anthony Englert GS, a Ph.D. candidate in physics, noticed something unique. Connecting the brightest galaxies in two small clusters within Abell 3667 was ...

The Virgo Cluster holds literally thousands of galaxies, many of which are big, bright, and beautiful. NGC 4535 checks two of ...

An international team of astronomers led by the University of Vienna has deciphered the formation history of young star clusters, some of which we can see with the naked eye at night. The team, led by ...

Astronomers using the James Webb Space Telescope have identified emerging young star clusters still breaking free from their ...

The Cosmic Gems arc as observed by the JWST. Credit: ESA/Webb, NASA & CSA, L. Bradley (STScI), A. Adamo (Stockholm University) and the Cosmic Spring collaboration. The history of how stars and ...

Day 3 of the 2025 Space Telescope Advent Calendar: A Galactic Cluster. More than 100 galaxies can be seen in Galaxy Cluster Abell 209, situated about 2.8 billion light-years away. Though they look ...

T he first time I heard about galaxies without dark matter, I was sitting in my very first graduate class at the University of São Paulo. It was 2018, and the discovery had just ...

Astronomers have deciphered the formation history of young star clusters, some of which we can see with the naked eye at night. The team reports that most nearby young star clusters belong to only ...

The history of how stars and galaxies came to be and evolved into the present day remains among the most challenging astrophysical questions to solve yet, but new research brings us closer to ...