Starship Asterisk*

I'm afraid I have to disagree with "paulogram." The denser the dispersion medium, the greater the scattering -- not the other way around. I still stick with my theory that the density of ice crystals may be quite uniform throughout the vertical cross-section, and that the fanning of the li...

This is my first time for something like this. I have read most of the other comments. I think several people are quite close to the correct explanation. First, the two brightest pillars are not the only ones. The image has many verticals of varying degrees of brightness. As to the two most prominen...