The “wobbling” of a star has alerted researchers to a particularly enormous black hole in the Milky Way. It is the most massive stellar black hole known to date in our galaxy, the European Southern Observatory (ESO), based near the German city of Munich, announced on Tuesday. The black hole, named Gaia BH3, has about 33 times the mass of our sun. Stellar black holes in the Milky Way measure on average only 10 times the mass of the sun. The previously largest known – Cygnus X-1 – has about 21 solar masses. “No one was expecting to find a high-mass black hole lurking nearby, undetected so far,” …