01 – ALMA Top 10: Messier 87 The Very First Image of a Black Hole
Astronomers have captured the first direct visual evidence of a black hole: an image of the supermassive black hole at the center of Messier 87 (M87), a giant elliptical galaxy 55 million light-years from Earth. This observation was made possible by the Event Horizon Telescope (EHT), an array of seven individual radio telescopes spread over four continents and linked together to form a new, Earth-size radio telescope.
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