The day of October 4 is the beginning of a new Space Era in the history of mankind. On October 4, 1957 the Soviet Union successfully launched Sputnik I, the world's first artificial satellite.
- Categories: Science & Technology
- Event date: 04.10.2007
- Date published: 23.12.2008
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 364x600px, 132.5Kb