First artificial satellite of the Earth.
- Categories: Science & Technology
- Location: Russia
- Event date: 01.01.1974
- Date published: 04.03.2010
- Author: Molchanov
- Source: Sputnik
- Credit: Sputnik
- Original: D74-1902, 6x6 slide
- Media: JPEG, 4724x4724px, 2.9Mb