XMM-Newton uses light echoes to map dynamic black hole

Material falling into a black hole throws X-rays out into space – and now, for the first time, the European Space Agency ’ s (ESA) XMM-Newton X-ray observatory has used the reverberating echoes of this light to map the dynamic behaviour and surroundings of a black hole itself.
Source: University of Bristol news - Category: Universities & Medical Training Tags: Research; Faculty of Science, Faculty of Science, School of Physics; Press Release Source Type: news