The World - Treatise On Light
Traité du monde et de la lumière by René Descartes (1596–1650) was written between 1629 and 1633.
Chapter 1
Our Sensations and the Things That Produce Them →

Chapter 2
The Nature of Heat and Light →

Chapter 3
Hardness and Liquidity →

Chapter 4
The Void--Why are we not Aware of Certain Bodies? →

Chapter 5
The Aethereal Elements and Their Qualities →

Chapter 6
The Aethereal Universe →

Chapter 7
The Three Rules of Nature of the Aethereal Universe →

Chapter 7b
Rule 3: Angular Momentum →

Chapter 8
The Formation of the Sun and the Stars →

Chapter 8b
The Birth of Electromagnetism from Spacetime →

Chapter 9
The Origin of Matter and the Stars →

Chapter 9b
The Origin of the Planets and Comets →