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Artists impression of a supermassive black hole accreting
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Artist's impression of a supermassive black hole accreting matter

January 25, 2013
Energetic X-rays can penetrate the accretion disk surrounding a supermassive black hole at the centre of an Active Galactic Nucleus. Studying the signature of these X-rays can reveal much about the physics and geometry of the extreme conditions close to the centre of the galaxy. ESA


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