‘Perfect storm’ quenching star formation around a supermassive black hole

17 diciembre 2014

Astronomers have discovered that modest black holes can shut down star formation by producing turbulence. High-energy jets powered by supermassive black holes can blast away a galaxy’s star-forming fuel, resulting in so-called «red and dead» galaxies: those brimming with ancient red stars yet containing little or no hydrogen gas to create new ones.