Series: The Evolution of Excellence (Part 1 Building Universes from Code) The Lifecycle of a Star In the lifecycle of a star, there is a long, stable period of nuclear fusion - a functional state where the laws of physics are simply doing their work. The star exists; it has mass; it has gravity. ( This transition represents the true birth of a product.) But it is only when that star reaches a specific threshold of intensity that it truly begins to illuminate the planets arou