Roscosmos cosmonaut candidate Alexander Grebyonkin during the introduction ceremony in Moscow.
- Categories: Science & Technology
- Location: Moscow, Russia
- Event date: 10.08.2018
- Date published: 10.08.2018
- Author: Alexey Kudenko
- Source: Sputnik
- Credit: Sputnik
- Original: Digital
- Media: JPEG, 3512x2338px, 5Mb