In a dwarf, disc galaxy 340 million light years away, astronomers have found the smallest black hole ever observed in the center of a galaxy.
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| An artist’s conception shows a black hole surrounded by a disk of hot gas, and a large doughnut or torus of cooler gas and dust. The light blue ring on the back of the torus is due to the fluorescence of iron atoms excited by X-rays from the hot gas disk |
