Sky & Telescope - Secrets of The Northern Lights (February 2013) torrent

Sky & Telescope - Secrets of The Northern Lights (February 2013)
Sky & Telescope Magazine February 2013
English | 89 Pages | True PDF | 16MB
Sky & Telescope (S&T) is a monthly American magazine covering all aspects of amateur astronomy. The articles are intended for the informed lay reader and include detailed discussions of current discoveries, frequently by participating scientists. The magazine is illustrated in full color, with both amateur and professional photography of celestial sights, as well as tables and charts of upcoming celestial events.
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