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Globo Media
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A small number compared to the number of stars, as adds Samuel Rocha de Oliveira, professor at Unicamp (Campinas State University). The diameter of a stellar black rupture, according to Nemmen, is at least 18 kilometers. “The one that allowed the detection of the first gravitational wave, which won the 2017 Nobel Prize in Physics, was on average 180 km in diameter”, points out the IAG professor.