How does a black hole help *create* stars?

Material falling toward a black hole can sometimes get redirected by magnetic fields into outflowing gas. A new Hubble finding in a dwarf galaxy shows a stream of gas from a black hole triggering star formation: https://t.co/rkqNCJIVs4 pic.twitter.com/AlomqLDog2

— Hubble (@NASAHubble) January 24, 2022