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7.00" x 8.00"
Overall:
9.00" x 10.00"
Cecilia Payne-gaposchkin, American Poster
by Science Source
Product Details
Cecilia Payne-gaposchkin, American poster by Science Source. Our posters are produced on acid-free papers using archival inks to guarantee that they last a lifetime without fading or loss of color. All posters include a 1" white border around the image to allow for future framing and matting, if desired.
Design Details
Cecilia Payne-Gaposchkin (May 10, 1900 - December 7, 1979) was an English-American astronomer and astrophysicist. In 1923, after meeting Harlow... more
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Artist's Description
Cecilia Payne-Gaposchkin (May 10, 1900 - December 7, 1979) was an English-American astronomer and astrophysicist. In 1923, after meeting Harlow Shapley, the Director of the Harvard College Observatory, who had just begun a graduate program in astronomy, she left England. In her 1925 PhD thesis, she proposed an explanation for the composition of stars in terms of the relative abundances of hydrogen and helium. In 1931, she became an American citizen. On a tour through Europe she met Russian-born astrophysicist Sergei I. Gaposchkin. She helped him get a visa to the US and they married in 1934. She studied stars of high luminosity in order to understand the structure of the Milky Way. She studied variable stars, making over 1,250,000 observations with her assistants. This work later was extended to the Magellanic Clouds, adding a further 2,000,000 observations of variable stars. These data were used to determine the paths of stellar evolution. She remained scientifically active througho...
$53.00
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