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In 1989, the space telescope Hipparcos focused on a single star. It then made an unbelievable discovery. Known as the Methuselah star, this celestial body appeared to be older than the universe itself. It led to some soul searching in the astronomical community as scientists realized that their estimations of the universe's age were potentially flawed. But could this mystery ever be solved? Part of the "Science's Greatest Mysteries" series.
