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Scout X-4 | Explorer 19
Explorer 19 was the second in a series of 3.66-m inflatable spheres placed into orbit to determine atmospheric densities.
Mission type: Earth Science · Orbit: Low Earth Orbit
Rocket: Scout X-4 · Provider: National Aeronautics and Space Administration
Launch pad
Space Launch Complex 5, Vandenberg SFB, CA, USA · View on map (opens in new tab)