APOLLO 17 SURFACE EXPERIMENTS

The Apollo 17 Lunar Surface Experiments Package.

In addition to their geologic studies, the Apollo 17 crew performed several experiments on the lunar surface. The results of some of these experiments were either radioed to Earth by the crew or returned to Earth for laboratory analysis.

The Soil Mechanics Investigation studied the properties of the lunar soil.

The Traverse Gravimeter Experiment measured how the Moon's gravitational acceleration varied at different locations near the landing site, which helped to measure the thickness of the basalt layer in this region.

The Lunar Neutron Probe measured the penetration of neutrons into the lunar regolith, which helped to measure the overturn rate of the regolith.

The Surface Electrical Properties measured the propagation of electrical waves through the lunar crust.

The Cosmic Ray Detector measured very high energy cosmic rays from the Sun and other parts of our galaxy.

Other experiments were deployed by the crew and then monitored from Earth by radio telemetry after the crew departed. This group of experiments was termed the Apollo Lunar Surface Experiment Package (ALSEP). Each experiment was connected by a cable to the ALSEP central station, which provide radio communication to Earth and electrical power from a radioisotope thermal generator. Some of these experiments continued to return data until September 1977, when the entire ALSEP network was turned off due to lack of funding for the ground support team.

The Heat Flow Experiment measured the amount of heat coming out of the Moon.

The Lunar Seismic Profiling Experiment provided information about the structure of the upper kilometer of the lunar crust.

The Lunar Atmospheric Composition Experiment measured the composition of the Moon's tenuous atmosphere.

The Lunar Ejecta and Meteorites experiment measured the impact of small meteorites on the Moon.

The Lunar Surface Gravimeter attempted to detect gravity waves.


Apollo 17 Dataset Descriptions
The National Space Science Data Center (NSSDC) provides data and information on Apollo experiments upon request to individuals or organizations resident in the United States. The same services are available to scientists outside the United States through the World Data Center A for Rockets and Satellites. Normally, a charge is made for the requested data to cover the cost of reproduction and the processing of the request.

Catalog of Apollo Experiment Operations
This Johnson Space Center site catalogs each experiment and equipment item deployed or operated on the lunar surface during the Apollo program. It summarizes some of the general problems encountered with these experiments and provides guidelines for the design of future lunar surface experiments.

Top 10 Scientific Discoveries from Apollo

Science Experiments on Other Apollo Missions

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