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Scout D Rocket


Display Status:

This object is on display in the Space Race exhibition at the National Air and Space Museum in Washington, DC.

Collection Item Summary:

This is the Scout D, a low-cost, all-solid fuel, four-stage U.S. launch vehicle for boosting small payloads into low-Earth orbits. This specimen is cutaway on the top to reveal its dual payloads, the Injun V (Explorer 40) and Explorer 39 satellites that were launched in 1968. The satellites shown here were backups of the original satellites.

The first Scout was launched in 1960. The vehicle continued to evolve over the years with upgraded motors. The D model Scout appeared in 1972. The last Scout was launched in 1994. This rocket was donated to the Smithsonian in 1977 by the NASA Wallops Island, Virginia, facility.

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


Stainless steels and other metals; fiberglass fairings on upper stages; plexiglass on cutouts of upper stage to reveal mockup of satellites


Overall: 73 ft. long x 4 ft. diameter, 43200 lb. (2225.04 x 121.92cm, 19595.4kg)

Country of Origin

United States of America


ca. 1968


CRAFT-Missiles & Rockets

Inventory Number


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