“Al is on the surface. And it’s been a long way, but we’re here.” Alan Shepard Modularized Equip. Stow. Assy. (MESA)Mobile Equip. Transporter (MET)Shepard on the Moon

A small plutonium source was used to power the Radioisotope Thermoelectric Generator (RTG) that would provide electric power for the ALSEP experiments.  Ed Mitchell performed the delicate maneuver of inserting the fuel capsule into the RTG. Ed Mitch...