* Astronomy

Kosmos 4, also known as Zenit-2 #2 and occasionally in the West as Sputnik 14 was the first Soviet reconnaissance satellite to successfully reach orbit. It was the fourth satellite to be designated under the Kosmos system, and the second Soviet attempt to launch a reconnaissance satellite, the previous attempt having failed after one of the carrier rockets engines shut down prematurely.
It was launched from Site 1/5 at the Baikonur Cosmodrome, and occurred at 10:02 GMT on 26 April 1962
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