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Private Notes
Look forward to Viking probe
A look forward to the pass of Pioneer 11
X-Ray results from Ariel 5
Before Viking 1 mode its landing on Mars, The Sky At Night examined what kind of surface the lander would encounter. Enter the expertise of model maker Mat lrvine: "There were three small landers that I mode reasonably heavy, and I built up a base that incorporated three surfaces on which to drop them," recoils Mat.
Viking 1 lands on the surface of Mars
Results of the Viking mission
Venus
