NASA's Solar Dynamics Observatory Captured the X1.2 Class Solar Flare (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption NASA's Solar Dynamics Observatory captured this image of the X1.2 class solar flare on May 14, 2013. The image show light with a wavelength of 304 angstroms. Credit Credit: NASA/SDO 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.