spaceplasma: M7.3 Flare, October 2, 2014 SDO AIA 304 | 171 | 211… Posted on May 30, 2017 by SAUCER KOMMAND spaceplasma: M7.3 Flare, October 2, 2014 SDO AIA 304 | 171 | 211 , PM NAFE-processing. Credit: Miroslav Druckmuller/SDO/HAO