World Astronomy Day 2024. Don't miss saturn at opposition on and around the night of september 8, 2024. The following countries have offered to host the international olympiad on astronomy and astrophysics in future years.

World space week is an international holiday celebrated every year from october 4 to 10 in nearly 100 countries across the globe. The following countries have offered to host the international olympiad on astronomy and astrophysics in future years.