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And it was given the name M31-B1. And it was a cetiate, a variable star. They fluctuate in intensity regularly. And Hubble wasn't the first to discover that the cosmic, they're referring to them as candles, I guess. In 1912, Harvard Observatory astronomer, Henry S. Swan, This is repeater spectrum helo-helo-7, November, Quebec, November. at catalogued luminosity and period of parent-brite indemnity of 23 cetiate variables in a small web.