Breadcrumb Home Research Astronomy and Astrophysics Departments and Labs High-Energy Astrophysics Theoretical and Observational Astronomy and Radiointerferometry Fundamental and Applied X-ray Astrophysics Laboratory (in Russian) Projects SPEKTR-RG Conferences 21st annual conference Plasma Physics in the Solar System February 9–13, 2026 Registration till December 31, 2025, thesis submission till January 12, 2026 High-Energy Astrophysics Today and Tomorrow 2025 (HEA-2025) December 22—25, 2025 Conference ended. In Russian. 23rd international conference Modern Problems of the Earth Remote Sensing November 10–14, 2025 Conference ended. In Russian.