In “A Preliminary Dissertation on the Mechanisms of the Heavens,” Mary Somerville presents a groundbreaking exploration of celestial mechanics that marries rigorous scientific inquiry with lucid prose, making complex astronomical concepts accessible to a broad audience. Written in the early 19th century, this work situates itself within the burgeoning fields of mathematics and physics, reflecting the Enlightenment's emphasis on rationalism and empirical observation. Somerville meticulously dissected the theories of Newton and Laplace while incorporating the latest astronomical discoveries, laying a foundational text for future scientific discourse and inspiring generations of scholars and enthusiasts alike. Mary Somerville, a pioneering figure in both science and literature, was the first woman to be elected to the Royal Astronomical Society. Her privileged yet intellectually stimulating upbringing, coupled with her self-directed study of mathematics and science, fueled her passion for astronomy. Somerville's keen analytical mind and determination to bridge the gap between scientific thought and public understanding uniquely equipped her to undertake this ambitious project, promoting women's rights in the sciences through her achievements. Somerville's “Preliminary Dissertation” is highly recommended for readers interested in the history of science, the evolution of astronomical thought, and the contributions of women in STEM. It is not merely a scientific treatise; it is an invitation to appreciate the beauty and complexity of the universe through the lens of an intellect that defied contemporary gender norms.