WAnik (satellite)
WCorona (satellite)
WDefense Meteorological Satellite Program
WElektro–L
WElektron (satellite program)
WEROS (satellite)
WGRACE and GRACE-FO
WHY (satellite)
WInitial Defense Communications Satellite Program
WKH-11 Kennen
WLacrosse (satellite)
WLAGEOS
WLincoln Experimental Satellite
WMeteor (satellite)
WMetOp
WMolniya (satellite)
WNaval Ocean Surveillance System
WNilesat
WNimbus program
WProton (satellite program)
WRISAT
WSentinel-3
WSPHERES
WSPOT (satellite)
WSTARSHINE (satellite)
WTactical Satellite Program
WTelevision Infrared Observation Satellite
WVela (satellite)
WZenit (satellite)