NASA's SDO Sees a Solar Flare on Oct. 22, 2012 (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption This photo shows a solar flare on Oct. 22, 2012, as captured by NASA's Solar Dynamics Observatory in the 131 Angstrom wavelength. This 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, as it is here. Credit NASA/SDO/Goddard Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.