Listen to The Planets, Op.32 : III. Mercury, the Winged Messenger online. The Planets, Op.32 : III. Mercury, the Winged Messenger is an English language song and is sung by Gustav Holst and The London Symphony Orchestra. The Planets, Op.32 : III. Mercury, the Winged Messenger, from the album Holst Conducts the Planets : Seven Pieces for Large Orchestra, was released in the year 2016. The duration of the song is 3:30. Download English songs online from JioSaavn.