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News Release Archive:

News Release 485 of 954

September 4, 2003 09:00 AM (EDT)

News Release Number: STScI-2003-24

Celestial Composition

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Image: Light Curve of Cepheid Variable in NGC 3370

Light Curve of Cepheid Variable in NGC 3370

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ABOUT THIS IMAGE:

A graph showing the relative brightness change of a Cepheid variable in NGC 3370. Peak-to-trough variation represents a doubling in brightness.

Image Type: Illustration

Credit: NASA and A. Riess (STScI)

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