Reimagined in boldly contrasting settings, the Gregorian chant for Epiphany Alleluia: vidimus stellam shines radiantly in Kristina Arakelyan’s piano transcription of her own Star Fantasy. One of twelve new plainsong-derived organ pieces by women composers commissioned for Anna Lapwood’s award-winning anthology Gregoriana, it perfectly adapts for keyboard two hands. In a hushed, distant opening the melody, like the star, is contemplated from afar.

Solemn chords and arpeggiando flourishes heral...