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PK 10+18.1 -Butterfly Nebula - NGC 6302
Penryn, California
June 2010
M 250 @ f9.3 (ag, ST-4)
ST-10XME LRGB 10 minute subs

A bi-polar planetary made famous by numerous Hubble Space Telescope images.   The above was acquired under vastly different conditions, namely high winds, strong light pollution, etc. 

The central star of this nebula is very hot, energetic star that shines brightly in ultra violet while hidden in a torus of dust. 

Distance is about 4,000 light years.