Télécharger le livre :  The Caldwell Objects and How to Observe Them
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When Mike Inglis, who consults for Springer, ? rst asked me to write a Caldwell book in their “and How to Observe Them” series I admit I did need some time to think the suggestion over. I am a fan of Patrick’s Caldwell catalog as are most of the amateur astronomers I...

Editeur : Springer
Parution : 2009-10-03
Collection : Astronomers' Observing Guides
ePub

47,46
Télécharger le livre :  Cataclysmic Cosmic Events and How to Observe Them
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In the Victorian era – or for non-British readers, the mid-to-late nineteenth century – amateur astronomy tended to center on Solar System objects. The Moon and planets, as well as bright comets, were the key objects of interest. The brighter variable stars were...

Editeur : Springer
Parution : 2009-03-01
Collection : Astronomers' Observing Guides
ePub

31,64