Sky & Telescope Magazine – April 2002: Astronomy Magazine Featuring Light Pollution, Biosphere 2, and More!

Product Description142 page astronomy magazine featuring light pollution and observing objects from the city, astronomy at Biosphere 2, building a curved-vane secondary-mirror holder, using Photoshop, lots of photos, equipment reviews, and celestial information!. . . More >>

Sky & Telescope Magazine – April 2002: Astronomy Magazine Featuring Light Pollution, Biosphere 2, and More!

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