On December 25, 1969, the Soviet Union launched the "Interkosmos-2" artificial Earth satellite to study the characteristics of the Earth's ionosphere.
- Categories: Science & Technology
- Location: Russia
- Event date: 25.12.1969
- Date published: 05.03.2011
- Author: Lev Polikashin
- Source: Sputnik
- Credit: Sputnik
- Original: A69-32228, 35 mm film
- Media: JPEG, 5394x3659px, 6.8Mb