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Stellar Beacon

Featured on February 24, 2015

Canopus, the second-brightest star in the night sky, has served as a beacon for travelers for centuries. Today, it guides spacecraft to the Moon and other worlds. Appropriately enough, this picture of the giant star was snapped by an astronaut aboard the International Space Station. [NASA]

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Canopus, the second-brightest star in the night sky, from the space station

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Two stars trying to get in sync

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Stellar Beacon

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