On 15 May 2024, at 14.00 a seminar on the topic "Astronomy in the crossroads of multidisciplinary and interdisciplinary sciences" will be held at the conference hall of Presidium of the NAS RA, which will be presented by the director of the Byurakan Astrophysical Observatory after V. Ambartsumian, cand.(phys.-math.) Areg Mickaelian