celestial mechanics

Examines Isaac Newton's "Principia," and demonstrates how it sets out Newton's approach to science.

Explains the laws of planetary motion and describes how scientists have found new planets outside the solar system.

Presents the notes and a sound recording of the lecture given at Caltech in 1964 by renowned physicist Richard Feynman in which he developed a proof of the law of ellipses, accounting for the orbit of the planets, using elementary plane geometry.

Contains a collection of articles that discuss trends in the study of changes within physical systems, energy conservation and momentum, covering interstellar travel, subatomic levels, planets, moons, asteroids, as well as black holes and nuetron stars.

A historical essay discussing the scientific revolution of the 16th and 17th centuries and how to know we live in a dynamic universe.