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Did an 18th-Century Astronomer Watch Two Stars Collide?

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Added by Vadim in
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Once thought to be an observational mistake, the mystery of the impossible star took over 300 years to solve!

Watch full episodes of NASA's Unexplained Files:
https://www.sciencechannelgo.com/nasas-unexplained-files/

Subscribe to Science Channel:
http://bit.ly/SubscribeScience

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