20 agos 1975 anni - Viking 1 & 2

Descrizione:

NASA's Viking Project:
the first U.S. mission to land a spacecraft safely on the surface of Mars and return images of the surface.
Conducted 3 biology experiments to look for possible signs of life and discovered activity in the Martian soil

Aggiunto al nastro di tempo:

1 feb 2018

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Timeline of Mars

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