Astronomer Harlow Shapley firmly believed that there was only one galaxy in the universe but when he was presented with an evidence that disproved his view, he said “it destroyed his universe.” Then he completely changed his view and devoted his subsequent career in mapping 76,000 galaxies.

Harlow Shapley 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. Shapley used Cepheid variable stars to estimate the size of the Milky Way Galaxy and the Sun’s position within it by using …

Astronomer Harlow Shapley firmly believed that there was only one galaxy in the universe but when he was presented with an evidence that disproved his view, he said “it destroyed his universe.” Then he completely changed his view and devoted his subsequent career in mapping 76,000 galaxies. Read More »