A youngster's composition may be music to the ears of other life-forms when the piece gets beamed across space.
The workshops are part of Einstein year
This weekend music workshops are being held where teenagers and families will create music inspired by the cosmos.
Recordings of storms on Jupiter and the sounds stars, galaxies and planets make will be played to participants. The best tune will be broadcast into space.
The Institute of Physics organised the sessions, as part of Einstein Year, at Greenwich's National Maritime Museum.
The Heavenly Music workshops, on Saturday and Sunday mornings, are being led by musician and PhD student Jade Hamilton.
Einstein Year celebrates the centenary of the scientist's ground-breaking ideas and looks at the role physics plays in out lives.
The music will be made with the help of advanced listening and broadcasting devices which are made possible through physics.
The youngsters will also be taught about the relationship between physics and music.