THE EARTH — MOON RACEWAY profile of a segment of Earth’s orbital channel through the dc1 / dag substrate OUTER SUBSTRATE RAPIDS — counter‑rotating LAMINAR CO‑ROTATING FLOW RAPIDS — counter‑rotating OUTER SUBSTRATE the substrate at rest relative to the Sun turbulent boundary layer — the river bank — substrate streaming with Earth’s orbital motion frictionless — these rapids persist for the life of the orbit quiet substrate beyond Earth’s orbital motion substrate streams with it EARTH MOON in tilted orbit around Earth dc1 ebbing current fcross ≈ 10−15 — this leak IS gravity toward Sun net gravitational drift up = radially outward into deep space G = fcross ⋅ vrot,outer / 4π • same boundary physics as the electron raceway, scaled up 1031×