launched fromRussia

Korbal-Sputnik

Failure
JUL 28196009:31:00 UTC

Longitudinal vibration caused a breakdown of the combustion chamber and explosion in the Blok G strap-on. The launch vehicle disintegrated.

launched fromPad 1/5Baikonur

aboardVostok LL1-10

Payload

Korbal-Sputnik (Vostok)