Galaxies come in three flavors. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the ...

Astronomers have long debated the role of galaxy mergers in powering active supermassive black holes. Now an unprecedented dataset of a million galaxies from the Euclid telescope provides evidence ...

Galaxies by intermittent ring releases of stellar seeds from two attached galactic seeds (double disc galaxy, Type 3–1). (a) no rotation of the two galactic seeds Ω1.1 = 0, (b) —(e) rotation by Ω1.1 = ...