Earth at night

Updated: Dec 06, 2012 13:12 IST

The night is nowhere near as dark as most of us think. This NASA image shows the city lights of earth at night. The new data was mapped over existing Blue Marble imagery of Earth to provide a realistic view of the planet. (AP Photo/NASA)
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The night is nowhere near as dark as most of us think. This NASA image shows the city lights of earth at night. The new data was mapped over existing Blue Marble imagery of Earth to provide a realistic view of the planet. (AP Photo/NASA)

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