Polaris
Intelligence
My Polaris
Intelligence
Space & Launch
Ecosystem
About
Ctrl K
Explore
Sign in
USA 589
active
Earth Observation
LEO
COSPAR 2026-103D
Launched 5/12/2026
Admin Edit
Mission & Launch
Launch Mission
NROL-172
Launch Vehicle
Falcon 9 FT5
Launch Date
5/12/2026
Orbit & Mass
Orbit Class
LEO
Altitude
292.5 km
Inclination
70 deg
Dry Mass
750 kg
Total Mass
800 kg
Payload Classification
Mission Type
Earth Observation
Payload Category
IMG
Payload Class
D
Organizations
Operator
U.S. National Reconnaissance Office (NRO)
Manufacturer
SpaceX
Constellation
Name
NRO Proliferated Architecture
Active Satellites
241
Registry
COSPAR ID
2026-103D
Track