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20 Aug 1975 Jahr - Viking 1

Beschreibung:

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 Jan 2018

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551

Datum:

20 Aug 1975 Jahr

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~ 50 years ago

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