Saturday, March 8, 2014

This, Apparently, Is A Sun Pillar

My wife took a picture of this at sunrise during the winter, and until this last issue of Astronomy, we had no idea what the formal term for this phenomenon was:

It is caused, no, not by aliens calling the mothership, but by ice crystals in the atmosphere falling and reflecting sunlight.

1 comment:

  1. “Sunsets, Twilights, and Evening Skies” by Aden Meinel at your local library.