""A Commentary On The Systems Which Have Been Advanced For Explaining The Planetary Motions"" is a book written by James Burney, a British astronomer, in the 18th century. The book is a comprehensive analysis of various theories and systems that had been proposed to explain the movements of planets in the solar system. Burney discusses the works of prominent astronomers such as Copernicus, Kepler, and Newton, and evaluates their theories in light...