On May 19, 2012, the Open day was held (from 12:00 to 20:00). On this day, the observatory was attended by 1000 guests and residents of Nikolaev. The program consisted of an astronomical tour through the museum and a short lecture in the Round hall. Museum includes over 150 exhibits: Ancient astronomical instruments, a collection of astronomical clocks, old books, photographs, paintings and maps. Everyone could see how modern astronomical observations are carried out using fast robotic telescope, multi-channel telescope, mobile telescope, the axial meridian circle, which is a national property of Ukraine.

Also everybody had an opportunity to have a look at the photo-exhibition, made by astronomy lovers “Astropolis”. Photographs of astronomical objects, made by amateurs from Ukraine, Russia and Australia were presented (in total of 53 exhibits). On a special allocated area the lovers of astronomy posted their telescopes. During the day, they showed a special device for Sun observations, and in the evening everybody had the opportunity to see Venus in their telescopes.

• http://niklife.com.ua/focus/29816
  
• http://www.4young.com.ua/2012/05/blog-post_21.html
  
• http://rest-info.com/news/1010-open-day-at-the-observatory.html
  
• http://www.youtube.com/watch?v=cCKCLbi4DPI
  
• http://www.zadira.info/news/20722