Suprathermal Ion Detector Experiment

Suprathermal Ion Detector Experiment
Suprathermal Ion Detector Experiment (right) with Cold Cathode Gauge Experiment (left) on Apollo 15
AcronymSIDE
Notable experimentsApollo 12, 14, and 15
ManufacturerBendix Corporation

The Suprathermal Ion Detector Experiment (SIDE) was a lunar science experiment, first deployed by astronauts on the lunar surface in 1969 as part of Apollo 12, and later flying on Apollo 14 and Apollo 15.[1] The goal of SIDE was to study any potential lunar ionosphere and the solar wind.[2]