"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ...

Galaxies are the building blocks of the universe. Clusters of galaxies, and clusters of clusters of galaxies, called superclusters, make up the structures in the geography of the universe. In this ...

Supermassive black holes (SMBH) are now believed to be present in the centers of most, if not all, large galaxies. During growth phases, SMBH are observed as active galactic nuclei (AGN); the SMBH ...

Ross Young has shared both the standard and expanded lists of the Samsung Galaxy S25 series color names. Evan Blass just shared its own list, and while the Galaxy S25 Ultra color names are the ...

This was the end of the cosmic dark ages and the start of galaxy formation. These first stars and the galaxies they formed were very different from anything we see in the modern universe.

Hubble’s work opened the door to the study of the universe beyond our galaxy. In the century since Hubble’s pioneering work, astronomers like me have learned that the universe is vast and ...