New research pins down the external and internal processes that “quench” galaxies.
It viewed a monster tangle of galaxies known as Perseus.
An explainer on the "stealth black hole" scientists announced this week.
This week's announcement of a second LIGO detection is likely just the start.
Astronomers using the Atacama Large Millimeter Array have identified an awesome new form of cosmic weather.
New observations shed light on the mysterious process of galaxy 'quenching.'
Revisiting a fringe theory of black holes and missing matter.
We can't give up on gravastars yet, argues a new paper.
According to astronomers, even the quietest regions of space may be populated by sky-chewing black holes.
Could this be signs of V404 Cygni choking as it feeds?