Astronomers find hundreds of 'hidden' black holes — and there may be billions or even trillions more
Supermassive black holes in 'little red dot' galaxies are 1,000 times larger than they should be, and astronomers don't know why. "Our measurements imply that the supermassive black hole mass is 10% of the stellar mass in the galaxies we studied."
Giant Radio Galaxy Could Hold 30 Milky Ways, Astronomers Say