die Morgenröte is translated into English as „dawn“. The earth as space object and „terminator“ phenomenon are described in the Bible already in one of its most ancient books – in the one of Job:
« 7 He stretcheth out the north over the empty place, and hangeth the earth upon nothing.
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10 He hath compassed the waters with bounds, until the day and night come to an end.»
(Job 26:7-10)
This work describes a condition of the presence in that part of the earth atmosphere. For that reason the recording made from NASA satellite was used. Adapted for human’s earing perception, it was passed through FFT analysis, which results were used as pitch material of the piece.