Polaris Intelligence
Information
Organizations
Products
Spacecraft
Missions
Constellations
Launch Vehicles
Locations
Vanguard III
retired
Admin Edit
Orbit: MEO
Launched 9/18/1959
Technical Specifications
Verified technical details
Dry Mass
23 kg
Total Mass
47 kg
Power
Unknown
Design Life
Unknown
Stakeholders
Operator
NASA Goddard Space Flight Center
Manufacturer
U.S. Naval Research Lab
Launch Mission
Vanguard III Mission
9/18/1959