![Konstantin Tsiolkovsky](https://img.sputnikimages.com/images/vol4%2Fmedia%2Foriginal%2F0000%2F0608%2F96%2F000006089696_0%3A0%3A0%3A0_1400x1000_80_10_1_UklBIE5vdm9zdGkgIzYwODk2OTY%3D_116%3A95_sputnik-6089696-preview_f6f7df6667c10e9c6060153c78826119.jpg)
![Konstantin Tsiolkovsky](https://img.sputnikimages.com/images/vol4%2Fmedia%2Foriginal%2F0000%2F0608%2F96%2F000006089696_0%3A0%3A0%3A0_1400x1000_80_10_1_UklBIE5vdm9zdGkgIzYwODk2OTY%3D_116%3A95_sputnik-6089696-preview_f6f7df6667c10e9c6060153c78826119.jpg)
Prominent Soviet scientist Konstantin Tsiolkovsky (1857-1935), the father of the theory of inter-planetary travel and a rocket science pioneer, with writer Konstantin Altaisky-Korolev, right, in his studio.
- Categories: Human Interest, Science & Technology
- Location: Kaluga, Russia
- Event date: 01.04.1927
- Date published: 29.11.2019
- Author: RIA Novosti
- Credit: Sputnik
- Original: A68-13554, 6x9 film
- Media: JPEG, 4932x3543px, 5.8Mb