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Ele Willoughby
minouette.bsky.social
did:plc:narxeyurvwub7q22cip7npjt
or whether it was merely further away. Swan Leavitt's discovery lets astronomers use Cepheids as "standard candles". They allow astronomers to determine distances to celestial objects and form the foundation of the Extragalactic Distance Scale.
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2024-07-04T12:20:08.615Z