How a study of binary stars revealed an invisible cosmic giant
In short: In 1970, astronomer Paul Murdain made a groundbreaking discovery while investigating stars in the Cygnus constellation. This video explores how observing a star's orbit led to the identification of one of the first known black holes.
While researching binary star systems, Paul Murdin noticed a star whose orbit was influenced by a massive, invisible companion. This unexpected finding in the constellation Cygnus provided early evidence for the existence of black holes.
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Sources
- Summary by Intellect · source: The Discovery of The First Black Hole | NOVA | PBS
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