black hole feedback
A Black Hole Has Cleared Out Its Neighbourhood
We can't see them directly, but we know they're there. Supermassive black holes (SMBHs) likely dwell at the center of…
3 months ago
This Distant Galaxy Cluster is Totally Relaxed, Unharassed for a Billion Years
In the span of a human lifetime, much of the Universe seems unchanging. But that's an illusion; things are always…
8 months ago
The Donut That Used To Be a Star
The death of a star is one of the most dramatic natural events in the Universe. Some stars die in…
1 year ago