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Explorer 8 Satellite (Replica)


Display Status:

This object is on display in the Space Science exhibition at the Steven F. Udvar-Hazy Center in Chantilly, VA.

Collection Item Summary:

This is a full-scale replica of an Explorer 8 spacecraft. The satellite was launched on November 3, 1960 atop a Juno II vehicle and successfully went into an elliptical orbit. It carried six specialized instruments designed to study the field of charged particles called the ionosphere as well as micrometeorite impacts. Explorer 8 continued to provide data until December 27, 1960. This is one of two specimens in the collection and was transferred to the Smithsonian Institution in August 1972 by NASA's Marshall Space Flight Center.

Collection Item Long Description:

Data Source

National Air and Space Museum


Do not reproduce without permission from the Smithsonian Institution, National Air and Space Museum

Credit Line

Transferred from the National Aeronautics and Space Administration


Mixed metals, wire, paint.


Approximate: 2 ft. 6 in. diameter x 2 ft. 6 in. tall, 86.4 lb. (76.2 x 76.2cm, 39.2kg)

Country of Origin

United States of America



Inventory Number