I wonder what wavelength the image was taken in? It looks to me like it was probably somewhere in the infrared part of the spectrum, probably to cut though the haze and reveal the structure of the spirals.
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“Trouble rather the tiger in his lair than the sage among his books. For to you kingdoms and their armies are things mighty and enduring, but to him they are but toys of the moment, to be overturned with the flick of a finger.”
― Gordon R. Dickson, Tactics of Mistake
― Gordon R. Dickson, Tactics of Mistake