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Astronomy Picture of the Day

Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

Leading source for news of astronomy, skywatching, space exploration, commercial spaceflight and related technologies.



This subject guide will help you finding resources in Astronomy.


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How To Use A Star Chart

Astronomy Magazine senior editor Rich Talcott demonstrates how use a star chart.

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Original Creator

This guide was originally created by Stefka Tzanova in fall 2011.