| Abstract submission deadline | 10 April 2023 |
| Travel-Grant Application deadline | 10 April 2023 |
| Notification on selected oral and poster contributions | 20 April 2023 |
| Travel-grant award notification | 20 April 2023 |
| Early-registration-fee payment deadline | 30 April 2023 |
| LOС-assisted, reduced-rate hotel reservation deadline | 15 May 2023 |
| Deadline for regular online registration | 30 June 2023 |
| Deadline for LOС-assisted, standard-rate hotel reservation | 30 June 2023 |
| Announcement of final program | 15 July 2023 |
| Online-registration deadline for participants not presenting scientific contributions | 31 July 2023 |
| On-site Registration | 21–24 August 2023 |
| IAU Symposium 365 | 21–25 August 2023 |
| Deadline for submission of papers for Proceedings | 25 November 2023 |
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