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.
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19 Apr 2021
Two Similar Flares
Credit: IRIS, LMSAL/NASA, Magnus Woods
In this movie we see two B-class solar flares occur in sequence. Both of these flares look very similar in appearance, with clear ribbons. Sequential flares such as these can be a very important source of information for researchers into the triggering mechanisms of solar flares.