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New Earth-at-Night Photos Show People, Light Creep

20 Apr 2017, 23:43 UTC
New Earth-at-Night Photos Show People, Light Creep NASA
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NASA scientists just released new global maps of Earth at night, providing the clearest-yet views of the patterns of human settlements across our planet and the light we bring to our night skies. Until 2012, nighttime photos of the planet were only available to a small group of scientists through military satellites and astronaut photography. But with the launch of the Suomi National Polar-orbiting Partnership (NPP) satellite in October 2011 by NASA, the National Oceanic and Atmospheric Administration (NOAA), and the Department of Defense, we all get to see the spread of humanity.

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