Channel: caltech
Category: Science & Technology
Description: Astronomers think that a galaxy called PKS 2131-021 harbors at its core not one but two orbiting supermassive black holes. This animation explains how the orbital motion of a powerful jet revealed the presence of the monstrous duo. More info: caltech.edu/about/news/colossal-black-holes-locked-in-dance-at-heart-of-galaxy