Earth at Night
April 19, 2011
This composite image, which has become a popular poster, shows a global view of Earth at night, compiled from over 400 satellite images. NASA researchers have used these images of nighttime lights to study weather around urban areas.
Topics: Environment, Technology Internet, Satellite imagery, Satellites, Spacecraft, Virtual globe, Weather satellite, Virtual reality, Remote sensing, Space exploration, NASA, Climate change, Atmospheric sciences, Entertainment Culture