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1 янв 1922 г. - Ernst Opik demonstrates that the Andromeda nebula lies outside of the Milky Way galaxy
Добавлено на ленту времени:
history of cosmology
By
Matilda Kearnes
12 фев 2020
0
0
340
Дата:
1 янв 1922 г.
Сейчас
~ 103 г назад
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