WMilky Way
WAndromeda–Milky Way collision
WGalactic anticenter
WBaade's Window
WCassiopeia A
WFimbulthul stream
WGaia Sausage
WGalactic Center
WGalactic Center GeV Excess
WGalactic coordinate system
WGalactic quadrant
WGalactic year
WGould Belt
WGreat Rift (astronomy)
WLarge Sagittarius Star Cloud
WList of stellar streams
WMessier 13
WMilky Way (mythology)
WʻOumuamua
WPalomar 4
WRX J1856.5−3754
WSagittarius A*
WSerpens South
WSGR 1935+2154
WSmall Sagittarius Star Cloud
WVirgo Stellar Stream
WWesterhout 40
WZone of Avoidance