Clear Skies
visual astronomy
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Since CSOG was first published in the year 2012, the amount of content
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The website was updated on 9 July
Clear Skies newsletter: 4 July
Observing Log & Sessions: 29 May
Blog: 29 May
Discoveries: 3 July
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CSOG, the Clear Skies Observing Guides, is a one-man-show. Created, self-hosted and self-funded by Victor van Wulfen.
Since CSOG was first published in the year 2012, the amount of content has grown substantially. CSOG 3.0,