Urmas Sisask

Urmas Sisask (9 September 1960 – 17 December 2022) was an Estonian composer.

[1] Sisask was born in Rapla on 9 September 1960.

Based on the trajectories of the planets in the Solar System, he created the "planetal scale", a mode consisting of the pitches C#, D, F#, G#, and A.

[1] Sisask was a Roman Catholic, and much of what he composed was sacred music.

His younger sister is singer and actress Siiri Sisask.

Sisask in 2011
Estonian TV Girls' Choir with Urmas Sisask at St Paul's cathedral in London, 2008.