An international research team led by PD Dr Florian Peißker at the University of Cologne has used the new observation instrument ERIS (Enhanced Resolution Imager and Spectrograph) at the Very Large ...
A new theoretical model challenges the long-held belief that Sagittarius A*, the Milky Way’s central object, is a supermassive black hole. Researchers propose it could instead be a dense, horizonless ...
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