Download E-books Deep-Sky Companions: Hidden Treasures PDF

By Stephen James O'Meara

Stephen O'Meara's new and intriguing looking at consultant spotlights an unique number of 109 deep-sky gadgets that would attract sky-watchers all over the world. His 'hidden treasures' comprise a superb collection of galaxies, open clusters, planetary nebulae and extra, all of that have been conscientiously selected according to their recognition and straightforwardness of gazing. None of those gadgets are integrated in both the Messier or the Caldwell catalogs, and all are seen in a 4-inch telescope lower than darkish skies. lovely photos and gorgeous drawings accompany particular visible descriptions of the gadgets, which come with their wealthy histories and astrophysical importance. The author's unique finder charts are designed to aid observers get to their ambitions speedy and successfully.

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