30 june
On the Open World Astronomy Olympiad (OWAO)
The Open World Astronomy Olympiad (OWAO) will be held from September 20 to 27, 2025 at Sirius, the Russian Federation.
Students aged 14 to 18 inclusive can participate in teams of 2 to 6 members.
Participants must register on the official website https://owao.siriusolymp.ru/2025en until August 20, 2025.
In addition to interesting tasks, the participants of the Olympiad will enjoy an extensive cultural program: lectures, master classes and excursions.
