NABS Nuclear Armed Bombardement Satellite
NACA National Advisory Committee for Aeronautics
NADGE Nato Air Defense Ground Environment
NAL National Aerospace Laboratory
NARTS Naval Air Rocket Test Station
NASA National Aeronautics and Space Administration
NASDA NAtional Space Development Agency
NATO North Atlantic Treaty Organization
NAVASTROGRU NAVal ASTROnautics GRoUp
NAVCOMTELCOM NAVal COMputer and TELecommunications COMmand
NAVDAC NAVal Data Automation Command
NAVSAT NAVigation SATellite
NAVSOC NAVal Satellite Operations Center
NAVSPASUR NAVal SPAce SURveillance system
NCST Naval Center for Space Technology
NCTAMS Naval Computer and Telecommunications Area Master Station
NE Nuclear Emulsion
NEAP Near Earth Asteroid Prospector
NERVA Nuclear Engine for Rocket Vehicle Application
NESS National Environmental Satellite Service
NETWARCOM naval Network Warfare Command
NGSP National Geodetic Satellite Program
NGST Next Generation Space Telescope
NHC National Hurricane Center
NICMOS Near Infrared Camera and Multi-Object Spectrograph
NII Night Image Intensification
NIMA National Imagery and Mapping Agency
NIMS Navy Ionospheric Monitoring System
NMCI Navy Marine Corps Intranet
NMD National Missile Defense
NNOC Naval Network Operations Command
NNRDC National Nuclear Rocket Development Center
NNSOC Naval Network & Space Operations Command
NOAA National Oceanic and Atmospheric Administration
NOMS National Operational Meteorological System
NOP Nearby Object Photography
NORAD NORth american Aerospace Defense command
NOSS Naval Ocean Surveillance System
NOSS Nimbus Operational Satellite System
NPIC National Photographic Interpretation Center
NRC National Research Council
NRDS Nuclear Rocket Development Station
NRL Naval Research Laboratory
NRX Nerva Reactor eXperiment
NSC Naval Space Command
NSPO National Space Program Office
NSS National Space Society
NSSCC National Space Surveillance Control Center
NSSF Naval Space Surveillance Facility
NSSFC National Severe Storms Forecast Center
NSST Naval Space Support Team
NTA Naval Telecommunications Agency
NTBT Nuclear Test Ban Treatry
NTCC Nimbus Technical Control Center
NWL Naval Weapons Laboratory
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