Symphony Number Four
The Symphony No. 4 in F minor, op. 36 was a famous piece of classical music composed by Pyotr Ilyich Tchaikovsky in the 19th century. 

The second movement of Tchaikovsky's Symphony No. 4 was played as Janeway and Kashyk worked to find the interspatial flexure in 2375. ()

External link
 

Symphony No. 4

fr:Symphonie nº4 de Tchaïkovski