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Black-hole activity feedback across vast scales

Black-hole activity feedback is intensively studied on both galaxy-cluster scales and parsec scales. There are, however, many open questions about how the close surroundings of supermassive black holes affect large-scale structure and vice versa.

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Fig. 1: Mutual relation between large-scale AGN feeding and feedback, and the processes taking place within the sphere of influence of an SMBH.


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The organizers of the Cologne–Prague–Brno meeting thank the Grant Agency of the Czech Republic for the financial support via the EXPRO grant no. 21-13491X “Exploring the Hot Universe and Understanding Cosmic Feedback” and the Czech-German collaboration project no. 19-01137J “Largest Black Holes in the Sky: Origin and Evolution of Horizon-Scale Structures”. We also thank the Brno Observatory and Planetarium (J. Dušek, Z. Kuljovská, M. Mesarč) for providing the venue and the social programme. We are grateful to the volunteers from the Department of Theoretical Physics and Astrophysics of the Faculty of Science, Masaryk University (V. Glos, J.-P. Breuer, K. Protušová, N. Husáriková, L. Santarová, F. Münz) for the technical and the administrative help during the conference.

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Correspondence to Michal Zajaček.

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Zajaček, M., Czerny, B., Schödel, R. et al. Black-hole activity feedback across vast scales. Nat Astron 6, 1008–1010 (2022).

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