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America in Space - Explorer I
| Location | United States |
|---|---|
| Year | 1970 |
| Type | Collection medallion |
| Composition | Log in to see details |
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| Diameter | Log in to see details |
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| Obverse description | Log in to see details |
|---|---|
| Obverse script | Latin |
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| Reverse description | The reverse displays a smooth dark field with a raised depiction of the Moon in the upper left quadrant, surrounded by scattered stars. The lower portion of the field carries a multi-line inscriptional text in relief describing the Explorer I mission. |
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| Reverse lettering | JANUARY 31, 1958. Explorer I, launched by the U.S. Army reached a speed of over 18,000 m.p.h. in an orbit of 224 to 1585 miles. The satellite revealed the presence of the Van Allen radiation belt around Earth. |
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