How Do We Know What Stars Are Made Of?

The video explores the historical journey of understanding stars, highlighting the pivotal role of Cecilia Payne. It covers her biography, her groundbreaking work in stellar spectra, and her discovery that stars are primarily composed of hydrogen and helium. Despite initial skepticism, her findings were later confirmed, significantly advancing stellar physics. The video also discusses the broader impact of her work and her legacy as a trailblazer for women in science.

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