2013 Astronomical Calendar

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2013 Astronomical Calendar

Whether it's the path of the Moon's shadow across the Earth, the conjunctions of Mercury and Venus or the configurations of Jupiter's Galilean moons that interest you, the 2013 Astronomical Calendar has what you need to make the most of your stargazing opportunities. Now in its 40th year, this essential resource guides you to a staggering array of astronomical events throughout the year. Includes a detailed article about Comet Ison, due in November 2013.

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