The 76th International Astronautical Congress (IAC 2025)

The 76th International Astronautical Congress (IAC), the biggest global space event, will be
held in Sydney, Australia from 29 September to 3 October 2025. 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 Sydney 2025 is “Sustainable Space: Resilient Earth” which will set the
stage for important discussions such as: space-based application for earth; sustainable
space activities; and sustaining life off 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’ through
the IAC’s open day.
More Information: https://www.iac2025.org/