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News Release Archive:

News Release 251 of 955

December 9, 2008 01:00 PM (EST)

News Release Number: STScI-2008-41

Hubble Finds Carbon Dioxide on an Extrasolar Planet

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Video still: Artist's Illustration of Exoplanet HD 189733b

About this Image

Hubble takes a spectrum of the star HD 189733 and the fully illuminated planet HD 189733b. By subtracting the star's spectrum from the combined spectrum, the spectrum of the planet is obtained.

Credit: NASA, ESA, and A. Feild (STScI)