Q: What will happen to the stars in the galaxy 3C186, now that the central supermassive black hole has been ejected from the galactic center? Will they slowly drift apart, or will their collective mass hold them together for a while?
Dennis Moore
Houston, Texas
A: Located 8 billion light-years away, the galaxy 3C186 is home to an extremely bright galactic nucleus — the signature of an active supermassive black hole (SMBH). But this SMBH is about 35,000 light-years from the center of the g