SkyGazer planetarium software, an updated Astronomy Media Workbook on CD-ROM at no extra charge, and an enhanced MasteringAstronomy?¢ online tutorial and assessment system. This edition’s expanded visual pedagogy features new Cosmic Context two-page illustrations that walk you through key processes and summarize the major concepts in each Part. Zoom-in figures also provide a sense of orientation, scale, and relation between images. In addition to its enhanced visuals, the text also features See It For Yourself boxes with practical hands-on activities for in-class use or self-study, and a new set of Process of Science end-of-chapter questions that challenge you to think through how we know what we know about astronomy. Renowned for its up-to-date, expert coverage and strong pedago

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