"A Century's Progress in Astronomy" by Hector Macpherson is a scientific publication written in the early 20th century. The book provides a comprehensive overview of the significant advancements in the field of astronomy over the past century, emphasizing the contributions of key figures such as William Herschel. It meticulously details the evolution of astronomical understanding, from the discovery of new celestial bodies to developments in observational techniques and cosmic theories. At the start of the work, the author introduces the reader to the remarkable progress made in astronomy over the previous hundred years, primarily attributing this advancement to the pioneering efforts of William Herschel. The opening chapters discuss Herschel's revolutionary discoveries, including the identification of Uranus as a new planet and his substantial contributions to understanding the structure of the Universe. As the narrative unfolds, it touches upon Herschel's lifelong dedication to observation and theoretical exploration, ultimately setting the stage for a detailed examination of the various branches of modern astronomy that evolved from his foundational work. (This is an automatically generated summary.)