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Cepheid variable

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Cepheid variable stars

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The Importance of Cepheid Variable Stars

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Cepheid Variable Method

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Cepheid Variable

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Animation of a variable star

A Cepheid variable is a type of star that pulsates radially, varying in both diameter and temperature and producing changes in brightness with a well-defined stable period and amplitude.
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  • Classes 

  • History 

  • Uncertainties in Cepheid determined distances 

  • Dynamics of the pulsation 

  • Examples