THE BEST PICTURES OF EARTH: Reader Picks of NASA Shots

THE BEST PICTURES OF EARTH: Reader Picks of NASA Shots
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5. Twin Blue Marbles (October 9, 2007)

As beautifully simple as they may appear, the above images of Earth took an armada of NASA instruments and artists to compile.

Factoring in readings of polar sea ice, city lights, radar-based topography, and the light reflected off the planet's myriad surfaces, the above "Blue Marble" images show Earth from both sides in all its colorful glory.
—Image by Reto Stöckli, NASA, based on data from NASA and NOAA, courtesy Earth Observatory
 
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