International Astronomy and Astrophysics Competition 2025 (worldwide)

International Astronomy and Astrophysics Competition 2025 for University and High-School Students (worldwide): The Qualification Round 2025 of the International Astronomy and Astrophysics Competition has opened. Use your skills and astronomy knowledge to win certificates, awards, and prizes. IAAC gives you the unique opportunity to show your knowledge and astronomy skills in one of the biggest astronomy competition for students from all around the world.

The International Astronomy and Astrophysics Competition consists of three rounds: the qualification round, pre-final round, and final round. Each round has it’s unique features to enable a challenging and interesting experience!

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International Astronomy and Astrophysics Competition 2025 for University and High-School Students (worldwide).

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International Astronomy and Astrophysics Competition 2025 | BACKGROUND

Astronomy is an outstanding scientific subject that has inspired us humans for thousands of years: The International Astronomy and Astrophysics Competition takes this fascinating subject and gives students the opportunity to challenge their astronomy and astrophysics knowledge in a friendly competition and – by participating – to learn more about this interesting subject and to extend their horizon. The International Astronomy and Astrophysics Competition takes place annually on an international level.

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Benefits / Prizes

Successful participants receive many certificates, awards, cash prizes, and honours:

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  • All Participants: Official Participation Certificate
  • All Finalists: Bronze Honour, Silver Honour or Gold Honour
  • Prize, Youth: 150 USD Cash Prize, Special 1. Prize Certificate
  • Prize, Youth: 100 USD Cash Prize, Special 2. Prize Certificate
  • Prize, Youth: 50 USD Cash Prize, Special 3. Prize Certificate
  • Prize, Junior: 150 USD Cash Prize, Special 1. Prize Certificate
  • Prize, Junior: 100 USD Cash Prize, Special 2. Prize Certificate
  • Prize, Junior: 50 USD Cash Prize, Special 3. Prize Certificate
  • National Awards (best participant from each country)

Eligibility

You have to be a high-school or university student to participate in IAAC 2025. Students from all grades and all countries are invited to participate.

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How to Apply for International Astronomy and Astrophysics Competition.

1. Qualification Round: The qualification round 2025 consists of five astronomy problems and you can submit your solutions online until 30. April 2025. All participants receive certificates. Please refer here (PDF) for programme announcement.

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2. Pre-Final Round: Successful participants can register for the pre-final round: You have one week to solve the ten challenging problems of the pre-final round.

3. Final Round: Successful finalists can participate in the final round: You will take a supervised exam of 30 minutes. The winners receive certificates and cash prizes worth over 700 USD.

Application Deadline: Friday 30. April 2025

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