The solar system is really, really excited about Halloween. On Oct. 8, the day the Blood Moon haunted the skies, the sun looked eerily like a jack-o’-lantern.
The image, released two days ago, shows the sun in a blend of two wavelengths of light to enhance its appearance. It’s kind of like NASA’s version of an Instagram filter. The brighter spots are the sun’s active regions, which emit more light and energy. These regions, according to NASA, are “markers of an intense and complex set of magnetic fields hovering in the sun’s atmosphere, the corona.”
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