Two peas in a pod.
ESA/Hubble, Digitized Sky Survey, Nick Risinger (skysurvey.org), N. Bartmann
Black holes are known for their insatiable appetites.
They’ll eat planets, stars, and even other black holes, sparing nothing in their path.
Dormant black holes, or ones that don’t appear to have much of an effect on their surroundings, also exist — though they’re extremely hard for astronomers to locate.