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20 août 1975 - Viking 1

Description:

U.S., launched Aug. 20, 1975. The Mars orbiter operated from June 1976 to 1980 and the lander operated from July 1976 to 1982.

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A04CindyVergara

ByCindy Vergara

29 janv. 2018

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550

Date:

20 août 1975

Maintenaint

~ Il y a 50 ans

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