The Soviets send four spacecraft to Mars, one that briefly orbits the planet and two others with landers that failed to reach the red planet.
A look back over centuries at man's attempt to uncover information about the 'Red Planet.'
Sources: NASA, American Museum of Natural History, and Scientific American
The Soviets send four spacecraft to Mars, one that briefly orbits the planet and two others with landers that failed to reach the red planet.
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