View Full Version : Astrophoto: Sun Pillar of Fire and Ice

2013-May-21, 06:30 PM
Astrophotographer Rick Ellis from Toronto, Canada recently imaged a Sun pillar against a truly fiery sunset. Sun pillars are a vertical shaft of light extending upward or downward from the Sun, usually seen during sunrise or sunset. They form when when sunlight reflects off the surfaces of high-altitude hexagonal-shaped or flat ice crystals. The crystals [...]

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