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NASA | SDO's Instruments: EVE

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Uploaded on Sep 22, 2009

Dean Pesnell, the SDO Project Scientist, explains how the the Extreme Ultraviolet Variability Experiment (EVE) instrument will allow us to better measure solar irradiance in extreme ultraviolet wavelengths. This type of irradiance, which is absorbed completely by Earth's upper atmosphere, can be dangerous to astronauts and electronics in space.

Learn more about the SDO mission at:
http://www.nasa.gov/SDO

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