Published on February 28, 2025
IAC 2025 Registration is OPEN!
Register now & secure your spot at the world's premier global space event
We are excited to announce that the registration for the 76th International Astronautical Congress (IAC 2025) is now open!
Join us from 29 September to 3 October 2025 in Sydney, Australia, for the world's premier global space event.
IAC 2025 is organized by the International Astronautical Federation (IAF), hosted by Space Industry Association of Australia (SIAA) and co-hosted by Australian Space Agency and NSW Government.
The theme of IAC 2025 is “Sustainable Space: Resilient Earth”, which sets the stage for important discussions such as:
- Space-based applications for Earth
- Sustainable space activities
- Sustaining life beyond Earth
Key focus areas include showcasing the Asia Pacific region, inspiring and engaging the next generation’s space workforce, engaging a broad range of industries, and educating the community about ‘why space matters’.
Take advantage of early bird rates by registering now and plan your trip to Sydney in advance.
For more information and to register, please visit our official website:
IAC 2025 Official Website
We look forward to welcoming you to IAC 2025!