For two-semester courses in astronomy.Exploring the impact of new discoveries on astronomy, science, and life in the universe Building on a long tradition of effective pedagogy and comprehensive coverage, The Cosmic Perspective, 9th Edition provides a thoroughly engaging and up-to-date introduction to astronomy for anyone who is curious about the universe, regardless of prior background in astronomy or physics. As respected teachers and active researchers, the authors present astronomy using a coherent narrative and a thematic approach that engages students immediately and guides them through connecting ideas. This engagement-centered approach and variety of contextualizing features enhance student understanding of the process of science and actively involve them in learning key concepts. The 9th Edition features major scientific updates, new content that focuses on the possibility of life in the universe, and recent discoveries that provide modern contexts to help students see astronomy as highly relevant to their worlds now. The authors integrate a new focus on cultural diversity among scientists and ethics across science and astronomy, delving into science done by a wide range of people and evaluated in different ways. The authors write and create a wealth of Mastering Astronomy resources, carrying the coherent and cohesive approach of the book to the new and expanded digital tools, such as Prelecture Videos. Instructors can access this curated group of activities in Mastering Astronomy for use before, during, and after class and can easily edit the pre-built assignments to fit the way they teach. This text is also available in two volumes, which can be purchased separately: The Cosmic Perspective: The Solar System, 9th Edition (includes Chapters 1�13, 14, S1, 24) The Cosmic Perspective: Stars, Galaxies, and Cosmology, 9th Edition (includes Chapters 1-3, S1, 4�6, S2�S4, 14�24)The Cosmic Perspective 9th Edition is written by Jeffrey O. Bennett; Megan O. Donahue; Nicholas Schneider; Mark Voit and published by Pearson. ISBNs for The Cosmic Perspective are 9780135161760, 0135161762 and the print ISBNs are 9780134874364, 0134874366. Additional ISBNs include 9780134990781, 9780134990774, 9780135729458, 9780136484165, 9780137202270, 9780135877074, 9780135161753.