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Sky & Telescope 2017 Compilation CDBy The Editors of Sky & Telescope Format: CD Add the entire 2017 Sky & Telescope collection to your library with ONE space saving CD ROM! You'll get every issue of Sky & Telescope< Magazine from 2017, including news from the world of astronomy, equipment reviews, and monthly stargazing tips and techniques. Plus, the CD comes with these great features: Easy to navigate page flip format looks like a real magazine and thumbnails instantly take you to the

017 clusters in the Milky Way or previously misidentified as Milky Way clusters

asterisms and other objects that have been misidentified as such

By Harrie Rutten and Martin van Venrooij

the prototype of a class of active galactic nuclei

ISBN 13: 9781940038568

or have been especially troublesome to catalogers

In 1930 Clyde Tombaugh made the discovery of one of the giants in 20th Century astronomy

and study the celestial constituents of what they referred to as Nubecula Major and Nubecula Minor

By William Zmek

Ideal companion atlas to the larger Sky Atlas 2000

Here for the first time is a comprehensive discussion of the design and fabrication of these high resolution instruments

as well as the grand design