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Space: The New Frontier S3 Ep6: Sling ShotExploring how the Soviet Era Luna 3 utilized gravity to photograph the dark side of the Moon.

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Space: The New Frontier S3 Ep6: Sling ShotExploring how the Soviet Era Luna 3 utilized gravity to photograph the dark side of the Moon.0NASA's 10 Greatest AchievementsThe US declares the ultimate goal of putting a man on the moon.

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