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Harlow Shapley (Nashville, 2 novembre 1885 – Boulder, 17 ottobre 1972) è stato un astronomo statunitense. Usò le stelle variabili RR Lyrae per stimare le dimensioni della Via Lattea , e con il metodo della parallasse concluse che la posizione del Sole all'interno della Galassia non era nelle vicinanze del nucleo , che si trovava ...
Harlow Shapley (November 2, 1885 – October 20, 1972) was an American scientist, head of the Harvard College Observatory (1921–1952), and political activist during the latter New Deal and Fair Deal. [1] [2] Shapley used Cepheid variable stars to estimate the size of the Milky Way Galaxy and the Sun's position within it. [3] .
8 apr 2024 · Harlow Shapley was an American astronomer who deduced that the Sun lies near the central plane of the Milky Way Galaxy and was not at the centre but some 30,000 light-years away. In 1911 Shapley, working with results given by Henry Norris Russell, began finding the dimensions of stars in a number.
- The Editors of Encyclopaedia Britannica
Harlow Shapley - AIF - Associazione per l'Insegnamento della Fisica : AIF – Associazione per l'Insegnamento della Fisica. Nashville, Missouri, USA, 02/11/1885 - Boulder, Colorado, 20/10/1972. Nato da un maestro che si era trasformato in agricoltore, frequentò le elementari e poi lasciò la scuola studiando a casa.
29 mag 2018 · Learn about the life and achievements of Harlow Shapley, an American astronomer who discovered the period-luminosity relationship of Cepheid variables and revolutionized the understanding of the size and structure of the Milky Way galaxy. Explore his early education, research, publications, and awards.
Learn about the life and achievements of Harlow Shapley, a pioneer of Cepheid variable stars and the Milky Way galaxy. Find out how he participated in the Great Debate, became the director of Harvard Observatory, and fought against McCarthyism.
Learn about Harlow Shapley, the discoverer of the center of our galaxy and our true place in it. Explore his life, work, family, and impact on science and society through this online hub of historical resources and stories.
