It was a great year for research of all kinds as a team of astronomers from around the globe delivered the first photo of a black hole. Over several days in April 2017, eight radio telescopes in Hawaii, Arizona, Spain, Mexico, Chile, and the South Pole focused on the black hole at the center of galaxy M87. They then stitched the data together to form a virtual observatory approximately 12,000 kilometers across—roughly the diameter of Earth.
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Source: Phys.org