

28 | Roger Penrose on Spacetime, Consciousness, and the Universe
Jan 7, 2019
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Chandrasekhar and Gravitational Collapse
- Roger Penrose recalls Chandrasekhar's work on white dwarf stars and the Chandrasekhar limit.
- Eddington initially resisted the idea of gravitational collapse.
Oppenheimer-Snyder Model and Skepticism
- The Oppenheimer-Snyder model described a collapsing dust cloud, a precursor to the modern black hole model.
- Initially, many physicists were skeptical, believing irregularities would prevent complete collapse.
Quasars and Black Holes
- Quasars, extremely bright and distant objects, puzzled scientists.
- Their rapid variations suggested they were compact, possibly related to the Schwarzschild radius and black holes.