paige: Solar corona minus the Sun, photographed by Solar Dynamics Observatory, 1st & 2nd January 2014.
Detail of east and west edges of the Sun, with the Sun itself masked. 38 images, 1 every 75 minutes, photographed in 33.5 nm light emitted by active regions of the corona at 2.5 million K.
Image credit: NASA/SDO, AIA/EVE/HMI. Animation: AgeOfDestruction.