Galaxy (Greek γαλαξίας, galaxías [male noun] - the milky [nebula], Milky Way) can refer to:

• galaxy, a celestial body
• Galaxy, a candy bar made by the Mars company
• Galaxy Channel , a television channel operated by British Satellite Broadcasting
• Galaxy , a former cable television and satellite television company in Australia
• Galaxy, a science fiction magazine
• C-5 Galaxy, a large aircraft
• Star Trek's Galaxy class starship
• Star Wars's galaxy