The BTA optical telescope located on the premises of the Special Astrophysical Observatory of the Russian Academy of Sciences.
- Categories: Science & Technology
- Location: Republic of Karachaevo-Cherkessia, Russia
- Event date: 17.08.2017
- Date published: 28.08.2017
- Author: Maria Plotnikova
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 5745x3830px, 10.9Mb