Zodiacal Motion: An Introduction

Johann Bayer, Uranometria

Against the background of the daily diurnal motion, the outer planets have an additional slow motion called their Zodiacal (or "direct") motion. Stars are fixed in relative position, but planets move slowly from west to east. Learn more about zodiacal motion in this learning leaflet.


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Exhibit: Galileo's World

Series: Constellations

File Type: pdf

OER Type: Learning Leaflet