Here are details about a :
Space commemorative cover
or Space Cover.
Cosmodrome / Location : Baikonur
Date of Cancellation: Dec. 20, 1968
Event Type : Launch
Launch Pad / Location : Russia Plesetsk
Manned / Robotic Mission : Robotic
Mission Objective/Type : Experimental / Science
ou?/where?: au sol - ground
autographe?: non - noneDescription : Cosmos 261 carried an experiment to study (1) geoactive corpuscles-electrons and protons that are the cause of the northern lights, (2) electrons of super-thermal energy, and (3) changes in the density of the upper layers of the earth`s atmosphere during northern lights. This experiment was a joint effort of research institutions and observations of the People`s Republic of Bulgaria, the Hungarian People`s Republic, the German Democratic Republic, the Polish People`s Republic, the Romainian Socialist Republic, The Soviet Union, and the Czechoslovak Socialist Republic.
Keyword(s) :
#Planet,
#Satellite, This is OUTSIDE of a Space Revue. Last modified: 04/26/2023 @ 13h23
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Page : future · Ref: ba 178 Space Event : DS-U2-GK #2 · KOSMOS 259 · KOSMOS 2
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