Cephid stars

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A type of star used as a standard candle to measure cosmic distances and calculate the universe's expansion rate.

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E171: DOJ sues Apple, AI arms race, Reddit IPO, Realtor settlement & more

E171: DOJ sues Apple, AI arms race, Reddit IPO, Realtor settlement & more

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A type of star used as a standard candle to measure cosmic distances and calculate the universe's expansion rate.