North America by night

by: Nasa/gsfc/dmsp/Novapix
Reference: t-naame-00001
Date: 2006-09-08

This image is a composite of hundreds of pictures made by the Defense Meteorological Satellite Program (DMSP) currently operates four satellites carrying the Operational Linescan System (OLS) in low-altitude polar orbits. Three of these satellites record nighttime data. The DMSP-OLS has a unique capability to detect low levels of visible-near infrared (VNIR) radiance at night.

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