Competition

IOAA Resources

Each edition opens into a focused download page.

Overview

The IOAA promotes interest in astronomy, astrophysics, and related STEM subjects through an international competition for high-school students.

This archive keeps downloadable papers on dedicated edition pages, with brief edition notes drawn from the collected competition information.

Materials

Edition archive

August 11-21, 2025 · Mumbai, India

August 17-27, 2024 · Vassouras, Rio de Janeiro, Brazil

August 10-20, 2023 · Katowice, Poland

August 14-21, 2022 · Kutaisi, Georgia · Hybrid