Do We Have the Abell-ity to Find A Recoiling Black Hole in A2261-BCG?
What powers the core of the bright galaxy A2261-BCG? A massive black hole in the middle? A recoiling black hole? The authors of today’s paper use X-ray data to try to find out!
Life finds a way (even on M dwarfs?)
M dwarfs are known to be really active when they’re young, which is bad for habitability. But what about old M dwarfs?
Ultraluminous X-ray Sources and their Near-Infrared Counterparts
Today’s paper presents a systematic search for near-infrared counterparts to ULXs.
Active Galactic Bulbs: Tracking Glowing Quasars
Tracing X-ray variability in quasars.
Hot Zombie Stars in Your Area
All that remains of a weak supernova now discovered in the Milky Way!
Historical Flares of Sgr A*: A Polarizing Event?
The unique properties of echoed light that may illuminate what caused Sgr A* to flare up 120 years ago.