Science Do black holes limit galaxy growth? Jet of ionized gas offers a clue. (+video)

A streamer of ionized gas spotted hurtling from the heart of a galaxy nearly 245 million light-years away is suggesting to astronomers that supermassive black holes limit how big galaxies can become.

By , Staff writer

NASA/ESA/Hubble/Reuters

Astronomers say they have observed a powerful streamer of ionized gas hurtling from the region around a supermassive black hole at the heart of a galaxy nearly 245 million light-years away.