A giant radio galaxy, named Inkathazo, has been identified, with plasma jets extending over phenomenal distances. This galaxy, whose jets measure 3.3 million light-years, is shaking up current ...

Astronomers have found a rare cosmic phenomenon: a giant galaxy featuring nine concentric rings, making it unique among known galaxies. The galaxy, officially named LEDA 1313424 and nicknamed the ...

New research suggests that they could hold giant "dark stars," or invisible clumps of matter. Most of the mass in any galaxy is invisible, so astronomers do not yet know the identity of the dark ...