The sky is a clear, glittering site where constellations (88 of them) form "provinces." It's not always easy to find the different groups, but this illustrated guidebook will lead you through the stars and make gazing at them a more meaningful experience. Begin with two larger maps that portray the entire northern and southern sky, and all the constellations in it. Another set charts the changes that take place in the heavens during the year: that's...