The Stars in Their Courses is a book written by James Jeans and published in 1931. It is a comprehensive study of the universe and its workings, covering topics such as the structure of the solar system, the motion of planets and stars, the nature of light and radiation, and the fundamental laws of physics that govern the cosmos. The book is written in a clear and accessible style, making it an ideal introduction to the subject for both students and general readers. Jeans draws on his extensive knowledge of astronomy and physics to provide a fascinating insight into the mysteries of the universe, and his enthusiasm for the subject is evident throughout. The Stars in Their Courses is a classic work of popular science that remains relevant and engaging to this day.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.