IRIS Movie of the Day
At least once a week a movie of the Sun taken by NASA's Interface Region Imaging Spectrograph (IRIS) is posted by one of the scientists operating the instrument.
Flaring Sunspot
Credit: IRIS, LMSAL/NASA, Paul Bryans
This flare contains two components during 90 degree rolled observations on the west limb. First, an initial brightening causes some enhanced emission up a loop. Then bright ribbons appear around the sunspot complex.