William Huggins1864
Finds that the spectrum of Andromeda resembles the continuous spectrum of stars rather than the emission spectrum of a gaseous nebula, indicating a stellar nature.
Great Britain · Science / Astronomy. Chronological records rendered directly from the World History Database.
Finds that the spectrum of Andromeda resembles the continuous spectrum of stars rather than the emission spectrum of a gaseous nebula, indicating a stellar nature.
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