On Mars

On MarsAlthough it was only designed for a ninety day surface mission, the Viking 1 lander ultimately transmitted science messages to Earth for seven years. This authoritative history chronicles the remarkable achievements of the Viking program during its first three decades. Commissioned by NASA, it recounts the events surrounding the first planetary landing on Earth's closest neighbor and the first on site search for evidence of extraterrestrial life. It

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Lewis also provided a new preface and added to the annotated bibliography

Originally published in 1944

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Keres takes up the difficult but rewarding topic of analysis

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His clear explanations are splendidly complemented by 510 of Nelson C

technological innovations

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