Mars is a book written by William Henry Pickering that provides a comprehensive overview of the planet Mars. The book covers various aspects of Mars, including its physical characteristics, geological features, climate, and atmosphere. It also delves into the history of Mars exploration, including the missions launched by NASA and other space agencies.The book is divided into several chapters, each of which focuses on a specific topic related to Mars. The first chapter provides an introduction to the planet and its place in the solar system. The subsequent chapters cover topics such as the surface features of Mars, the Martian atmosphere, the search for water on Mars, and the possibility of life on the planet.The book also includes a section on the history of Mars exploration, which covers the early observations of Mars by astronomers such as Galileo and Huygens, as well as the more recent missions launched by NASA and other space agencies. The book provides detailed information on the various spacecraft that have been sent to Mars, including their scientific instruments and findings.Overall, Mars is a comprehensive and informative book that provides a detailed look at one of the most fascinating planets in our solar system. It is a must-read for anyone interested in astronomy, space exploration, or the search for extraterrestrial life.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.