Journal of Geophysical Research: Solid Earth
Report on Surveyor 5 Project
Surveyor 5 landed in Mare Tranquillitatis. The spacecraft and its operation are briefly described in this paper. An \u00CE\u00B1-particle backscattering instrument abroad Surveyor 5 provided the first on-surface measurements of the elemental composition of the lunar surface, and a magnet indicated the amount of material with high magnetic susceptibility.