Korabl 11 - Mars 1
Launch date:Nation:
Outcome: failure
"On 21 March 1963, when the spacecraft was at a distance of 106,760,000 km from Earth on its way to Mars, communications ceased, probably due to failure of the spacecraft's antenna orientation system. Mars 1 closest approach to Mars occurred on June 19, 1963 at a distance of approximately 193,000 km, after which the spacecraft entered a heliocentric orbit."
Craft was: Mars 2MV-4
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Jan 14