Apollo Lunar Surface Experiments Package
(ALSEP)

Above: Most of the major ALSEP instruments.
They are the (1) ASE Mortar Package Assembly, (2) Heat Flow Experiment electronics box,
(3) Solar Wind Spectrometer, (4) Suprathermal Ion Detector/Cold Cathode Ion Gauge, (5) Lunar Surface Magnetometer,
(6) Charged Particle Lunar Environment, (7) Passive Siesmic Experiment, (8) Laser Ranging Retroreflector,
(9) Lunar Ejecta and Meteorites Experiment, (10) Lunar Atmosperic Composition Experiment,
and (11) Lunar Surface Gravimeter

Apollo 14 LMP Ed Mitchell walks near the ALSEP at Fra Mauro

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ALSEP Array Designations

This part is broken into sections due to its' large size

Table of Contents:

Part 1: General ALSEP images (i.e. my favorite pictures)

Part 2: ALSEP support equipment - Central station, RTG, etc.

Part 3: ALSEP experiments - individual experiments, indexed from a table

Part 4: EASEP/ALSEP Deployment Sequence - from LM SEQ Bay

Part 5: The "Lost ALSEP Experiment" - Apollo 13's Cold Cathode Gauge
                       Experiment

Part 6:  Catalog of Apollo Experiment Operations - NASA RP-1317
            NASA report on the deployment and operation of every Apollo
            experiment.  This is a great reference on the ALSEPs.
 

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