XXXIII IAU General Assembly

The IAU General Assembly brings together the international astronomy community for symposia, focus meetings and broader scientific exchange. The preliminary programme includes computational astrophysics, CTAO, planet formation, stellar populations, low-surface-brightness astronomy and AI methods. Registration opened on 15 September 2026. Standard talk/poster abstracts and participation-grant applications close on 15 January 2027; early registration closes on 5 March. Session details remain subject to confirmation.