An X1.6 class solar flare flashes in the middle of the sun on Sept. 10, 2014. This image was captured by NASA’s Solar Dynamics Observatory and shows light in the 131 Angstrom wavelength, which is typically colorized in teal.
For more information on the Data-driven Forecasting of Solar Events Challenge visit: https://www.nasa.gov/centers/johnson/news/releases/2010/J10-017.html
Image Credit: NASA/SDO