Songs play their real notes, transposed by Root. Turn on “Fit to scale” to bend them into the current mode.
Compose
Click anywhere to drop a planet — its distance from the sun sets both its pitch (snapped to the scale) and its speed. Every time a planet sweeps past a glowing spoke, it rings. Inner orbits run fast, outer ones slow, so the rhythm keeps re-phasing. Add spokes for denser patterns.