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#137 – Alex Filippenko: Supernovae, Dark Energy, Aliens & the Expanding Universe
Lex Fridman Podcast
The White Dwarf Runaway
When a white dwarf grows to a certain mass, it becomes unstable. And one of the ways it can end its life is to go through a thermonuclear runaway. This uncontrolled fusion reaction blows up a star that's pretty much the same in all cases. In 1991, I studied two extreme peculiar type 1A supernovas and found they were different as well.
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