Important dates
- Pre-registration starts June 1 2025
- Registration & Registration fee payment start, Contributed Talk & Poster Submission September 1 2025
- IAU Grant Submission Opening October 1 2025
- Closing of Talk submission December 15 2025
- Contributed Talk selection & Announcement January 31 2026
- Closing of the IAU Grant Submission February 15 2026
- Closing of Registration & Poster Submission, Registration fee payment deadline March 31 2026
- IAUS 405 May 18 2026
- Deadline for submitting IAUS 405 proceeding contributions July 31 2026