astrophotography by bill w

Astrophotography

Tuesday, January 17, 2017

a sharper eye, NGC 6751 in NII Ha OIII

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The glowing eye nebula, NGC 6751 really looks like an eye to me, complete with a pupil, iris, and reflected light.  Yes, it's a bit bloo...
Tuesday, January 3, 2017

fun with a spectroscope, planetary nebula NGC 6886, a tiny saturn nebula

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NGC 6886 is a stellate planetary nebula--it's so small it can't be distinguished from a star.  Here's a grey-scale image which...
Sunday, October 2, 2016

open cluster Messier 29, the pants cluster?

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M 29 is an open cluster in cygnus: relatively bright, an easy target for a small telescope or binoculars the 5 brightest stars are B0 g...
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