Date Authorized: November 28th, 1960
Ribbon Colors: bronze; gold; silver; white; blue; green
Multi-banded ribbon; colors are black outer stripes to blue stripes and then a gradient of bluish colors towards the center white stripe; this pattern is equal on both sides of the ribbon; additionally the ribbon may be adorned with a bronze, gold or silver clasp to signify first, second and third winter.
Rounded bronze medal suspended from ribbon by loop ring; medal depicts heavily-clothed cold weather figure against frigid landscape scene; the figure separates the two words "Antartica" (to the left) and "Service" to the right; REVERSE: Polar projection with geodesic lines; the worlds "Courage", "Sacrifice" and "Devotion" are stacked at the center; all contents are encircled by a ring of marine life and penguins to signify the operating environment.
Awarded to those persons having served after January 1st, 1946 as a member of the US Armed Forces or American person (civilian, national or resident alien) contributing to a scientific nature on the continent of Antartica with the approval of the United States government. Additionally, this award covers those who flew aircraft in support of such actions as well as those found on navy ships in the same type of exploratory operation (the latter contigent on being south of latitude 60-degrees South.