Medal - Pioneer Plaque

Obverse description	Faithful reproduction of the NASA Pioneer plaque in relief on a silver-plated field, depicting the pulsar map radiating from the Sun's position, the hyperfine transition of hydrogen at upper left, and the trajectory diagram of the Pioneer spacecraft at upper right. In the right portion of the field, gilt three-dimensional effigies of a nude man and woman stand in front of a silhouette of the Pioneer spacecraft, with the man's right hand raised in greeting. Along the lower register, the planets of the Solar System are shown in schematic relief.
Obverse script	Latin
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Reverse description	Full-color artistic rendering occupying the entire field, depicting the Pioneer spacecraft in the foreground against a deep-space background with the Milky Way galaxy visible at left and a bright star at upper left. The curved surface of Jupiter with its characteristic banded cloud formations dominates the lower right portion of the field, evoking the spacecraft's flyby of the giant planet.
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