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30 dic 1924 anni - Edwin Hubble

Descrizione:

L'astronome américain Edwin Hubble découvre la première galaxie nouvelle en dehors de la nôtre. Il annonce que la nébuleuse spirale Andromède est en fait une galaxie et que la Voie Lactée n’est que l’une des nombreuses galaxies de l’univers.

Aggiunto al nastro di tempo:

Sommatif 5.1

ByAmira
20 dic 2018

Data:

30 dic 1924 anni
Adesso
~ 99 years ago

Immagini:

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