Astronomers at IAU Symposium 405 in Brno, Czech Republic, framed the Galactic Centre as an accessible laboratory for galactic nuclei, according to a report published in Nature Astronomy. The symposium tied the central supermassive black hole, dense stellar populations, and multiphase gas together into a single connected ecosystem across space and time.
Researchers Michal Zajaček, Martin Mondek, Matúš Labaj, and Jan Janík from Masaryk University contributed to the findings alongside B. Czerny and teams across Europe and India. Participating institutions included the Center for Theoretical Physics at the Polish Academy of Sciences, the Tata Institute of Fundamental Research, Mendel University in Brno, and the Brno Observatory and Planetarium. The authors reported no competing interests.
The Grant Agency of the Czech Republic financed the workshop through Junior Star grant GM24-10599M, titled "Stars in galactic nuclei: interrelation with massive black holes." Event operations relied on venue facilities and equipment provided by the Brno Observatory and Planetarium, with volunteer support staffed by students from Masaryk University’s Faculty of Science.
Citations documented in the release draw on earlier observations of compact astrophysical objects, including studies by the GRAVITY Collaboration, Andrea Ghez, and Q. D. Wang. Recent preprints and analyses by Rainer Schoedel, S. N. Longmore, and V. Pavlík also provided foundational data for the symposium discussions.
Springer Nature published the record on September 7, 2026, setting individual PDF purchase access at $39.95. The publisher also offers recurring digital subscriptions for $119.00 annually across 12 issues or $32.99 for a 30-day Nature+ plan.
