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20 mar 1857 año - Williamina Paton Stevens Fleming  (1857- 1911)  Va descobrir 59 nebuloses gasoses, 310 estrelles variables, i 10 noves (1907)

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Científics de l'Univers de Maria Dotú (1r btx A)

ByMaria D
7 ene 2018

fecha:

20 mar 1857 año
Ahora mismo
~ 167 years ago
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