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8 févr. 1666 - Mars rotational period discovered

Description:

Giovanni Cassini observes Mars and determines that the rotational period, or length of one Mars day, is 24h, 40m.

Ajouté au bande de temps:

Mars Timeline

ByDaniel Li
29 janv. 2018
0
0
424

Date:

8 févr. 1666
Maintenaint
~ Il y a 358 ans

Les images:

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