Word: quasarã
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Dates: during 2007-2007
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Risaliti—who is also a visiting astrophysicist at the CFA—and his colleagues decided to delve deeper into the periodic eclipses of the NGC 1365 quasar??€™s emissions. Such eclipses are caused by clouds of gas that drift around the black hole, occasionally blocking X-ray radiation from reaching the earth...
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