76th International Astronautical Congress

When:
29 September, 2025 – 3 October, 2025 all-day
2025-09-29T00:00:00+10:00
2025-10-04T00:00:00+10:00
Where:
Sydney, Australia
76th International Astronautical Congress @ Sydney, Australia

The 76th International Astronautical Congress (IAC), the International Astronautical Federation (IAF)’s premier global space event, will be held in Sydney, Australia from 29 September to 3 October 2025.

Often described as the ‘Olympics of space,’ this prestigious event is where the world’s space community gathers to access the latest space advancements and trends, academic works, industry connections, and partnership opportunities.

The theme for 2025 will be ‘Sustainable Space: Resilient Earth,’ setting the stage for important discussions such as: space-based applications for Earth, sustainable space activities, and sustaining life off Earth.

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