The turbulent life of two black holes caught in a galactic collision

Image of the centre of NGC 6240 obtained with ALMA (molecular gas represented in blue) overlapped to the image of the galaxy obtained with the Hubble Space Telescope. Credits: ALMA (ESO/NAOJ/NRAO), E. Treister; NRAO/AUI/NSF, S. Dagnello; NASA/ESA Hubble

The most detailed image of the material surrounding two supermassive black holes in a galaxy in the process of merging was obtained with the collaboration of a researcher now at the Instituto de Astrofísica e Ciências do Espaço (IA).

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