You have the spirals like the Milky Way and Andromeda, the irregular galaxies, and the elliptical galaxies. This latter group tends to have the most massive and usually most aged population of stars.

NSF NOIRLab has begun the New Year by unveiling a remarkable deep-space image of the Antlia Cluster, including hundreds of ...

My collaborators and I have just tackled one of astrophysics’ enduring mysteries: how massive elliptical galaxies can form. Now, for the first time, we have solid observational evidence that ...

Galaxy clusters -- the big cities of the universe -- are home to many giant elliptical galaxies that have completed their growth and are not forming stars. However, it is still unclear what has ...

Using the VLT Survey Telescope (VST), astronomers from Italy and Germany have observed a group of galaxies designated NGC ...

From the Andromeda Galaxy to the Magellanic clouds, check out these 7 vibrant images of galaxies nearest to the Milky Way ...

It is as humbling as it is motivating to think about how much we still have to learn about the universe. My collaborators and I have just tackled one of astrophysics’ enduring mysteries: how massive ...

The dense regions of the universe, like galaxy clusters, aredominated by giant elliptical galaxies—massive, ancient galaxies that consist of old stars. Although the mechanism by which these ...

NSF NOIRLab celebrates the New Year with a stunning galaxyscape shot by the Department of Energy-fabricated Dark Energy ...