Moving Heaven and Earthde John Henryv, 158 pages : 20 cmMateriasCopernicus, nicolaus, 1473-1543Solar systemAstronomy, historyOrbitAstronomyHistoryCopernicus, Nicolaus, 1473-1543Copernicus, Nicolaus, 1473-1543 -- InfluenceAstronomy -- History -- 16th centuryPlanets -- Orbits