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 Details
- Launch date: December 19, 1963 at 06:49 PM UTC
- Launch vehicle: Scout X-4
- Operator: National Aeronautics and Space Administration
- Launch site: Vandenberg SFB, CA, USA
- Mission type: Earth Science