VIDEO
JOIN US IN SYDNEY, AUSTRALIA
Find out more about the 76th International Astronautical Congress (IAC), the International Astronautical Federation (IAF)’s premier global space event, from 29 September to 3 October 2025.
ABOUT
THE 76TH INTERNATIONAL ASTRONAUTICAL CONGRESS (IAC) IS COMING TO SYDNEY, AUSTRALIA AND THE COUNTDOWN HAS BEGUN!
This prestigious event is where the world’s space community gathers to access the latest advancements and trends, academic works, industry connections, and partnership opportunities.
ORGANIZED BY
INTERNATIONAL ASTRONAUTICAL FEDERATION (IAF)
The IAF is the world’s leading space advocacy body and actively encourages the development of space activities for peaceful purposes. It is also organizer of the annual International Astronautical Congress (IAC), the world’s premier global space event.
HOSTED BY
SPACE INDUSTRY ASSOCIATION OF AUSTRALIA (SIAA)
Space Industry Association of Australia is the national peak body for the space industry in Australia. SIAA and its member companies work closely with Australian governments, international partners, academia, and industry to advance Australia’s space industry and economy. SIAA hosted the 68th International Astronautical Congress in Adelaide, Australia in 2017, and is proud to host the 76th International Astronautical Congress in Sydney, Australia in 2025.
IAC 2025 VENUE
ICC SYDNEY
The ICC Sydney is a world-class event venue located in the heart of the Sydney CBD. It features a striking contemporary design, state-of-the-art technology, and multipurpose spaces.
IAC 2025 City
SYDNEY
Sydney is an iconic, international city and stands ready to ensure that the 76th IAC is a resounding success for the IAF and the broader international space community.
JOIN US DOWN UNDER
Australia
With breathtaking landscapes and natural beauty, the world’s oldest, continuous culture, unique wildlife, and world class beaches and islands including a coastline of over 35,000 kilometres, there’s no place like Australia.
