View Full Version : Astrophoto: The Green Flash by Robert Sparks

2011-Sep-26, 05:50 PM
Robert Sparks captured this photo on the evening of November 20th, 2010 in Tucson, Arizona. The photo shows the sunset in Tucson mountains in the west. On the very tip of the setting yellow Sun, the green flash followed by a pale blue and purple flash to the right can be clearly seen. The green [...]

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