International Astronautical Congress (IAC)
The IAC is the one place and time of the year where all global space actors come together. The event attracts more than 6,000 participants each year. Covering all space sectors and topics, it offers everyone the latest space information and developments in academia and industry, networking opportunities, contacts and potential partnerships.
THE WORLD’S PREMIER GLOBAL SPACE EVENT
What is the IAC?
The IAC is the one place and time of the year where all global space actors come together. The event attracts more than 6,000 participants each year. Covering all space sectors and topics, it offers everyone the latest space information and developments in academia and industry, networking opportunities, contacts and potential partnerships.
Each year, the IAC changes country, theme and local organizer, enabling all to learn more about, and be a part of the world space scene.
Upcoming events
International Astronautical Congress 2025
29 September - 3 October 2025
Past International Astronautical Congress (IAC)
- 2024 75th IAC, Milan, Italy (14-18 October 2024)
- 2023 74th IAC, Baku, Azerbaijan (2-6 October 2023 )
- 2022 73rd IAC, Paris, France (18-22 September 2022)
- 2021 72nd IAC, Dubai, United Arab Emirates (25-29 October 2021)
- 2020 71st IAC, Cyberspace edition (12-14 October 2020)
- 2019 70th IAC, Washington, United States (21-25 October 2019)
- 2018 69th IAC, Bremen, Germany (1–5 October 2018)
- 2017 68th IAC, Adelaide, Australia (25-29 September 2017)
- 2016 67th IAC, Guadalajara, Mexico (26-30 September 2016)
- 2015 66th IAC, Jerusalem, Israel (12-16 October 2015)
- 2014 65th IAC, Toronto, Canada (29 September – 3 October 2014)
- 2013 64th IAC, Beijing, China (23-27 September 2013)
- 2012 63rd IAC, Naples, Italy (1-5 October 2012)
- 2011 62nd IAC, Cape Town, South Africa (3-7 October 2011)
- 2010 61st IAC, Prague, Czech Republic (27 September – 1 October 2010)
- 2009 60th IAC, Daejeon, Republic of Korea (12-16 0ctober 2009)
- 2008 59th IAC, Glasgow, United Kingdom (29 September – 3 October 2008)
- 2007 58th IAC, Hyderabad, India (24-28 September 2007)
- 2006 57th IAC, Valencia, Spain (2-6 October 2006)
- 2005 56th IAC, Fukuoka, Japan (16-21 October 2005)
- 2004 55th IAC, Vancouver, Canada (4-8 October 2004)
- 2003 54th IAC, Bremen, Germany (29 September – 3 October 2003))
- 2002 53rd IAC, Houston, United States (10-19 October 2002)
- 2001 52nd IAC, Toulouse, France (1-5 October 2001)
- 2000 51st IAC, Rio de Janeiro, Brazil (2-6 October 2000)
- 1999 50th IAC, Amsterdam, Netherlands (4-8 October 1999)
- 1998 49th IAC, Melbourne, Australia (28 September – 2 October 1998)
- 1997 48th IAC, Turin, Italy (6–10 October 1997)
- 1996 47th IAC, Beijing, China (7-11 October 1996)
- 1995 46th IAC, Oslo, Norway (2-6 October 1995)
- 1994 45th IAC, Jerusalem, Israel (9–14 October 1994)
- 1993 44th IAC, Graz, Austria (16–22 October 1993)
- 1992 43rd IAC, Washington, United States (28 August – 5 September 1992)
- 1991 42nd IAC, Montreal, Canada (5-11 October 1991)
- 1990 41st IAC, Dresden, Germany (6-12 October 1990)
- 1989 40th IAC, Malaga, Spain (7–13 October 1989)
- 1988 39th IAC, Bangalore, India (8–15 October 1988)
- 1987 38th IAC, Brighton, United Kingdom (10–17 October 1987)
- 1986 37th IAC, Innsbruck, Austria (4–11 October 1986)
- 1985 36th IAC, Stockholm, Sweden (7–12 October 1985)
- 1984 35th IAC, Lausanne, Switzerland (8–13 October 1984)
- 1983 34th IAC, Budapest, Hungary (10-15 October 1983)
- 1982 33rd IAC, Paris, France (27 September – 2 October 1982)
- 1981 32nd IAC, Rome, Italy (6-12 September 1981)
- 1980 31st IAC, Tokyo, Japan (22-28 September 1980)
- 1979 30th IAC, Munich, Germany (17-22 September 1979)
- 1978 29th IAC, Dubrovnik, Yugoslavia (1-8 October 1978)
- 1977 28th IAC, Prague, Czechoslovakia (25 September – 1 October 1977)
- 1976 27th IAC, Anaheim, United States (10–16 October 1976)
- 1975 26th IAC, Lisbon, Portugal (21-27 September 1975)
- 1974 25th IAC, Amsterdam, Netherlands (30 September – 5 October 1974)
- 1973 24th IAC, Baku, USSR (7-13 October 1973)
- 1972 23rd IAC, Vienna, Austria (8-15 October 1972)
- 1971 22nd IAC, Brussels, Belgium (20-25 September 1971)
- 1970 21st IAC, Constance, Germany (4-9 October 1970)
- 1969 20th IAC, Mar de Plata, Argentina (5-10 October 1969)
- 1968 19th IAC, New York, United States (13-18 October 1968)
- 1967 18th IAC, Belgrade, Yugoslavia (24-30 September 1967)
- 1966 17th IAC, Madrid, Spain (9-15 October 1966)
- 1965 16th IAC, Athens, Greece (13–18 October 1965)
- 1964 15th IAC, Warsaw, Poland (7–12 September 1964)
- 1963 14th IAC, Paris, France (25 September – 1 October 1963)
- 1962 13th IAC, Varna, Bulgaria (19-23 September 1962)
- 1961 12th IAC, Washington, United States (1-7 October 1961)
- 1960 11th IAC, Stockholm, Sweden (7-12 October 1960)
- 1959 10th IAC, London, United Kingdom (31 August – 5 September 1959)
- 1958 9th IAC, Amsterdam, Netherlands (25-30 August 1958)
- 1957 8th IAC, Barcelona, Spain (6-12 October 1957)
- 1956 7th IAC, Rome, Italy (17-22 September 1956)
- 1955 6th IAC, Copenhagen, Denmark (2-6 August 1955)
- 1954 5th IAC, Innsbruck, Austria (2–7 August 1954)
- 1953 4th IAC, Zurich, Switzerland (3-8 August 1953)
- 1952 3rd IAC, Stuttgart, Germany (1-5 September 1952)
- 1951 2nd IAC, London, United Kingdom (3-8 September 1951)
- 1950 1st IAC, Paris, France (1-2 October 1950)
Be part of the Future !
A Platform for @ll
- Scientists, Researchers and Engineers: Present your latest work during the Technical Sessions and keep up to date on global developments.
- Agency Officials: Highlight your latest news, interact with and get feedback from the full range of space stakeholders.
- Industry Representatives: Showcase your latest innovations and strike new partnerships.
- Students and Young Professionals: A dedicated programme provides you with maximum networking and career development opportunities.
- Policy-Makers: See how space services can be the answer to a range of national and international needs and challenges.
- Astronauts: Share your experience and vision for space exploration with one of the most heterogeneous audiences world-wide.
- Press Members: Hear the latest on space developments and exploration, direct from the world’s leading space actors.
- General Public: Learn more about the global space community, its science and key actors. Local Organizer: Attract the global space community and highlight your country’s space activities.
THE IAC STRUCTURE
Plenary Programme
High-level speakers present the latest trends and insights in space research, technology and exploration. During thematic Plenaries, Highlight Lectures and Late Breaking News sessions, experts discuss and answer questions on the latest space developments.
Technical Programme
Presenting scientific and technological breakthroughs, Technical Sessions, Interactive Presentations and Special Sessions provide the latest advances in space science, research, technology, exploration, regulation and education. More than 2,000 papers are presented annually.
IAF Global Networking Forum (GNF)
A global, comprehensive and appealing platform fostering the interaction and the discussion with small & medium-sized enterprises, R&D institutions, universities and larger organizations through the diversity of its events, tailored according to the stakeholder’s needs.
Associated and Side Events
Such as the UN/IAF Workshop, the International Platform for Diversity and Equality in Astronautics (IDEA) events, the International Meeting for Members of Parliament (MOP) and the Space Generation Congress (SGC). These complement the diverse IAC programme, covering niche topics or the needs of dedicated stakeholders within the space community.
Exhibition
Where all actors of the space sector showcase their latest work, and holdbusiness networking events.
Social Programme
Introducing the local space and cultural environment.