Israel Astronomy Olympiad – 2025
Junior age group
Instructions
Below you will see the astronomy problems for the younger age group. You have four hours to solve them and submit the answers. This page opens on April 08, 2025, at 16:00, and the answer submission closes at 20:00. Half an hour after that, at 20:30, the link to the problem solutions will appear on this page below the answer form submission link.
You may use only your own knowledge, the Olympiad formula and constant page, and the Stellarium simulator during solution of the problems. Use of other resources (books, internet pages) or AI assistance is prohibited. Detected use of other resources will result in disqualification of your complete work.
Click to open the link to Stellarium online planetarium software in a new tab. Usage instructions are given below in a separate file.
Olympiad problems
Problem #1. Quiz (20 p.). May be filled directly in the Answer Form.
Problem #2. Stellarium (30 p.)
Problem #3. Stellar map (20 p.)
Problem #4. Alphabet planets (30 p.)
Problem #5. The first star (20 p.).
Problem #6. Ephemeris of Venus (90 p.)
Answer submission
The link will open in a new tab.
Solutions to the Olympiad problems
The link to the web page with solutions of the problems will be published here 30 minutes after closing of the answer submission. The solution texts are only available in English.