Polaris Intelligence
Information
Organizations
Products
Spacecraft
Missions
Constellations
Launch Vehicles
Locations
Vanguard I
retired
Admin Edit
Orbit: MEO
Launched 3/17/1958
Technical Specifications
Verified technical details
Dry Mass
2 kg
Total Mass
2 kg
Power
Unknown
Design Life
Unknown
Stakeholders
Operator
U.S. Naval Research Lab
Manufacturer
U.S. Naval Research Lab
Launch Mission
Vanguard I
3/17/1958