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If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
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The fourth edition of this bestselling field guide was revised and updated, and each printing brings further updates with the latest information. As of the 16th printing (December 2018), most of the timesensitive material has been updated for the next decade. Twentyfour color Monthly Sky Maps show exactly what youll see when facing north or south in the night sky. Fiftytwo color Atlas Charts cover the entire sky, including closeups of areas of special interest, such as the Pleiades and the Orion Nebula. Two dozen pages cover the August 21, 2017, total solar eclipse whose path crossed the continental United States, and other aspects of recent and future solar eclipses.
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer,
birth defects, or other reproductive harm.
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