Roscosmos cosmonaut candidates Alexander Grebyonkin, Sergei Mikayev, Alexander Gorbunov and Konstantin Borisov, from left, 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, 4358x2900px, 7.8Mb