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.
Untwisting Magnetic Flux Tubes on the Western Limb
Credit: IRIS, LMSAL/NASA, Roy Smart
Observing solar flares near the edge of the solar disk offers an opportunity to see the vertical structure of the magnetic field surrounding the flare. In this movie we can see coronal rain following a twisting path as it falls, revealing the complex magnetic structure of the solar atmosphere.