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A series of NASA probes which soft-landed on the Moon, acting as pathfinders for the Apollo manned landings. All the probes carried TV cameras; in addition, Surveyors 3 and 7 had mechanical scoops to test the strength of the soil, and Surveyors 5, 6, and 7 carried equipment to analyse the surface composition.



Successful Surveyor Probesa


Launch date


Surveyor 1

1966 May 30

Landed June 2 in Oceanus Procellarum

Surveyor 3

1967 April 17

Landed April 20 in Oceanus Procellarum

Surveyor 5

1967 September 8

Landed September 11 in Mare Tranquillitatis

Surveyor 6

1967 November 7

Landed November 10 in Sinus Medii

Surveyor 7

1968 January 7

Landed January 10 near crater Tycho

a Surveyor 2 crash-landed; radio contact with Surveyor 4 was lost shortly before it landed.

Subjects: Astronomy and Astrophysics.

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