Polaris Intelligence
Information
Organizations
Products
Spacecraft
Missions
Constellations
Launch Vehicles
Locations
USA 521
active
Admin Edit
Orbit: LEO
Launched 4/16/2025
Technical Specifications
Verified technical details
Dry Mass
200 kg
Total Mass
250 kg
Power
Unknown
Design Life
Unknown
Stakeholders
Operator
U.S. National Reconnaissance Office (NRO)
Manufacturer
Ball Aerospace
Launch Mission
NROL-174
4/16/2025