The Discovery of the Expansion of the Universe

Alexander Friedmann, Carl Wilhelm Wirtz, Vesto Slipher, Knut E. Lundmark, Willem de Sitter, Georges H. Lemaître, and Edwin Hubble all contributed to the discovery of the expansion of the universe. If only two persons are to be ranked as the most important ones for the general acceptance of the expan...

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Bibliographic Details
Main Author: Øyvind Grøn
Format: Article
Language:English
Published: MDPI AG 2018-12-01
Series:Galaxies
Subjects:
Online Access:https://www.mdpi.com/2075-4434/6/4/132
Description
Summary:Alexander Friedmann, Carl Wilhelm Wirtz, Vesto Slipher, Knut E. Lundmark, Willem de Sitter, Georges H. Lemaître, and Edwin Hubble all contributed to the discovery of the expansion of the universe. If only two persons are to be ranked as the most important ones for the general acceptance of the expansion of the universe, the historical evidence points at Lemaître and Hubble, and the proper answer to the question, “Who discovered the expansion of the universe?”, is Georges H. Lemaître.
ISSN:2075-4434