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Image 1 - NPP Satellite Acquires First VIIRS Image
2011-11-23 04:39:50

The Visible Infrared Imager Radiometer Suite (VIIRS) onboard NASA's newest Earth-observing satellite, NPP, acquired its first measurements on Nov. 21, 2011.


Word of the Day
marcescent
  • Withering but not falling off, as a blossom that persists on a twig after flowering.
The word 'marcescent' comes from a Latin word meaning 'to wither'.
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