From 29 September to 3 October 2025, Sydney will welcome the world’s leading space experts, innovators, and enthusiasts for the International Astronautical Congress (IAC) at the International Convention Centre (ICC) Sydney. With the theme “Sustainable Space: Resilient Earth,” this global event will explore the future of space exploration and its impact on life here on Earth. Delegates from over 80 countries will gather for a week of technical sessions, keynote speeches, exhibitions, networking, and student-focused activities.
If you're attending IAC 2025, make your stay seamless and convenient by booking at ibis Sydney Darling Harbour. Just a short walk from the ICC, ibis offers modern comfort, harbour views, and easy access to dining and entertainment—perfect for a productive and enjoyable visit.
Book early to secure your accommodation during this major international event.