Edwin Powell Hubble1927
Hubble publishes a focused account of the classification of spiral nebulae in The Observatory, explaining the morphological framework he used to organise the growing population of known galaxies.
Great Britain · Science / Astronomy. Chronological records rendered directly from the World History Database.
Hubble publishes a focused account of the classification of spiral nebulae in The Observatory, explaining the morphological framework he used to organise the growing population of known galaxies.
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