The Visible Universe: Voyage Through the Universeby Roberta Conlan
Discusses the methods, observatories & equipment that astronomers use to study the universe. Detailed drawings & photos help the reader understand the scientific principles of astronomy. Describes technologies that use light-sensitive recording devices to record celestial observations. Explains how digital image processing can rearrange the information gathered in one exposure to yield a number of different perspectives on the object in question. Describes the new supertelescopes, which rely on guidance from computers to align multiple images, keep each of them in focus, & perform other important functions. Spectacular color photos.
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