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Heber Doust Curtis

Heber Doust Curtis
Heber Doust Curtis, American astronomer (d. 1942)

Heber Doust Curtis was an American astronomer. He participated in 11 expeditions for the study of solar eclipses, and, as an advocate and theorist that additional galaxies existed outside of the Milky Way, was involved in the 1920 Shapley–Curtis Debate concerning the size and galactic structure of the universe.

27 June 1872

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