Video of a solar flare on Oct. 22, 2012, as captured by NASA's Solar Dynamics Observatory (SDO) in the 131 and 304 Angstrom wavelengths. The 131 wavelength of light is used for observing solar material heated to 10 million degrees Kelvin, as in a solar flare. The wavelength is typically colorized in teal.
Active region on Sun emits another flare
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