space surveillance

multi-national space-based imaging system (for surveillance) (MUSIS)

optoelectronic space surveillance complex

space surveillance radar

surveillance, high- and low-altitude surveillance

surveillance, under surveillance

air and space doctrine (section of military doctrine)

air/space defense missile

Allied Joint Doctrine for Air and Space Operations (AJP-3.3)

battle space

cargo space

dead space

double bottom space

machinery space

military space research

missile and space defense forces

missile and space intelligence

National Aeronautics and Space Administration (NASA)

national air space

single defense space

Space Control Center

space defense

space forces

space operations (SPACEOPS)

space program

space segment

space situation

space system

space vehicle (SV)

space weapon

trade space for time

US Space Command’s Missile Warning Center

weaponization of space