Painting galaxy clusters by numbers (and physics)

Galaxy clusters are the most massive objects in the universe held together by gravity, containing up to several thousand ...

Record-breaking cosmic explosion challenges astronomers' understanding of gamma-ray bursts

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...
Space.com

Astronomers finally explain the strange physics of ghostly 'radio relics' in space

New multiscale simulations help crack long-standing mysteries behind the enormous radio arcs generated when galaxy clusters collide. At the universe's grandest scales, galaxy clusters collide in ...
cmu.edu

Ph.D. in Astronomy and Astrophysics

A new Ph.D. program in the physics department designed for students who want to be at the forefront of cosmic discovery, data science and interdisciplinary research.
Live Science

First Vera Rubin Observatory image reveals hidden structure as long as the Milky Way trailing behind a nearby galaxy — Space photo of the week

Even before its full science operations have begun, the Vera C. Rubin Observatory in Chile has already helped astronomers find something remarkable. The observatory's first images, revealed in June, ...
The New York Times

The ‘Lost Sisters’ of the Pleiades Fill the Entire Night Sky

Astronomers identified more than 3,000 stars associated with the cluster, and there might be even more. By Katrina Miller Look to the east after sunset on a clear winter night and you’ll spot a bright ...