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31 gen 1958 anni - First american satellite Explorer 1-ABMA

Descrizione:

first US launched satellite which was used to first detect the Van Allen radiation belts around earth

Aggiunto al nastro di tempo:

History Of Spaceflight

ByTrevor Nelson

4 dic 2019

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423

Data:

31 gen 1958 anni

Adesso

~ 67 years ago

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