NASA’s Interface Region Imaging Spectrograph (IRIS) mission captured an X1.1-class solar flare. See time-lapse footage of the blast that caused “a strong shortwave radio blackout over South America,” according to Spaceweather.com. Credit: NASA/IRIS/SDO/Helio Viewer | Edited by Space.com’s Steve Spaleta Music: Jupiter Aurora by David Celeste / courtesy of Epidemic Sound