Edwin HubbleJanuary 1925
Presents the Andromeda Cepheid evidence to the astronomical community, establishing M31 as a separate galaxy and greatly enlarging the known scale of the universe.
United States · Science / Astronomy. Chronological records rendered directly from the World History Database.
Presents the Andromeda Cepheid evidence to the astronomical community, establishing M31 as a separate galaxy and greatly enlarging the known scale of the universe.
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