Philosophiæ Naturalis Principia Mathematica (Mathematical Principles of Natural Philosophy), written by Sir Isaac Newton and first published in 1687, is one of the most influential works in the history of science. In this groundbreaking text, Newton outlines the laws of motion and the law of universal gravitation, providing the mathematical framework that explains the motion of objects both on Earth and in the heavens. The work revolutionized physics and laid the foundation for classical mechanics, helping to explain planetary motion, tides, and the behavior of objects in motion. Newton’s contributions in this text are not limited to physics alone; his work also addressed astronomy, mathematics, and the nature of forces. The Principia is widely regarded as the cornerstone of modern physics and astronomy, marking the dawn of a new era in scientific thought and understanding. It remains a seminal work that continues to influence various fields of science today.