International Astronautical Congress (IAC) 2026: Antalya dates, NEST Convention Center venue and programme theme
The 77th International Astronautical Congress, IAC 2026, is scheduled for 5-9 October in Antalya, Türkiye, at NEST Convention Center in Belek. Here is what the official event and IAF pages confirm about the venue, hosts and programme theme.
- 5-9 October 2026
- 77th International Astronautical Congress
- Antalya, Türkiye
- NEST Convention Center in Belek
- The World Needs More Space
- International Astronautical Federation (IAF)
- Turkish Space Agency (TUA)
- SAHA Istanbul Aerospace Cluster
- Upcoming; only programme-level themes, not a session timetable, are described in the official material used for this article.
IAC 2026 dates, place and theme at a glance
What the International Astronautical Congress is
Who is organising, hosting and co-hosting IAC 2026
What the official programme theme means
What is confirmed and what remains to be checked
Venue context and planning notes
Reader guide
Article questions, answered
Short answers to common reader questions based on the reporting above.
When is IAC 2026?
The 77th International Astronautical Congress is scheduled for 5-9 October 2026.
Where is IAC 2026 being held?
The confirmed venue is NEST Convention Center in Belek, Antalya, Türkiye.
What is the IAC 2026 theme?
The official theme is The World Needs More Space. The organisers say it frames a programme around innovation, research, secure access, collaboration, sustainability and equitable exploration.
Who organises IAC 2026?
The International Astronautical Federation organises the congress. The Turkish Space Agency hosts it and SAHA Istanbul Aerospace Cluster co-hosts it.
Is IAC 2026 the first congress in Türkiye?
Yes. The official IAC 2026 and IAF pages describe it as the first time the International Astronautical Congress will be hosted in Türkiye.
Are speakers and programme times confirmed in this guide?
No. This pre-event guide does not claim a speaker roster, session timetable, access terms, attendance figure or announcements beyond the official programme-level information cited.
Sources and further reading
These references support the factual context used in this article. Links open the original publisher.
- IAC 2026 AntalyaIAC 2026 · accessed 2026-10-02
- 77th International Astronautical Congress (IAC 2026)International Astronautical Federation · accessed 2026-10-02
