“The point is: no music, no communication, no possibility of connection with our alien brethren. But is this all just the workings of Hollywood’s febrile imagination? Not a bit of it. Nasa has recorded the ‘sounds’ the planets make as they orbit; or at least it has turned the radiowaves they emit into an audible format – thus giving us a physical representation of ‘the music of the spheres,’ the celestial harmonies of proportion and geometry that the ancients believed held the universe together.”