Polaris Intelligence
Information
Organizations
Products
Spacecraft
Missions
Constellations
Launch Vehicles
Locations
Discoverer 3
retired
Admin Edit
Launched 6/3/1959
Technical Specifications
Verified technical details
Dry Mass
165 kg
Total Mass
741 kg
Power
Unknown
Design Life
Unknown
Stakeholders
Operator
U.S. Defense Advanced Research Projects Agency (DARPA)
Manufacturer
Lockheed Martin
Launch Mission
Launch 1959-F02
6/3/1959