Science news articles about 'galactic cannibalism'

Radio-telescope images have revealed previously-unseen galactic cannibalism -- a triggering event that leads to feeding frenzies by gigantic black holes at the cores of galaxies. Astronomers have ...

CHARLOTTESVILLE, Va., June 25 (UPI) -- U.S. and Taiwanese astronomers say they've used radio-telescope images to reveal suspected, but previously unseen, "galactic cannibalism" by black holes.

... smaller galaxies are contributing to the buildup of Messier 87". Evidence of Messier 87's galactic cannibalism comes from an analysis of the globular clusters' composition. "In Messier 87 there are ...

... that is, in the last 5 billion years. It appears that due to the most recent episode of this 'galactic cannibalism', the brightest galaxies became at least 50% more massive. This discovery provides ...