AstronomySECTION III.—THE SOLAR SYSTEM.Reading editionChapter navigation46 reading sectionsGo to chapterChoose a chapter…Front matterPREFACESECTION I.—HISTORY.Chapter I · FROM HIPPARCHUS TO LAPLACE.Chapter II · A CENTURY OF PROGRESS.SECTION II.—GEOMETRICAL ASTRONOMY AND ASTRONOMICAL INSTRUMENTS.Chapter I · THE EARTH AND ITS ROTATION.Chapter II · THE EARTH’S REVOLUTION ROUND THE SUN.Chapter III · HOW THE POSITIONS OF THE HEAVENLY BODIES ARE DEFINED.Chapter IV · THE EARTH’S ORBIT.Chapter V · MEAN SOLAR TIME.Chapter VI · THE MOVEMENTS OF THE MOON.Chapter VII · MOVEMENTS OF PLANETS, SATELLITES, AND COMETS.Chapter VIII · ECLIPSES AND OCCULTATIONS.Chapter IX · HOW TO FIND OUR SITUATION ON THE EARTH.Chapter X · THE EXACT SIZE AND SHAPE OF THE EARTH.Chapter XI · THE DISTANCES AND DIMENSIONS OF THE HEAVENLY BODIES.Chapter XII · THE MASSES OF CELESTIAL BODIES.Chapter XIII · GRAVITATIONAL EFFECTS OF SUN AND MOON UPON THE EARTH.Chapter XIV · INSTRUMENTAL MEASUREMENT OF ANGLES AND TIME.Chapter XV · TELESCOPES.Chapter XVI · INSTRUMENTS OF PRECISION.Chapter XVII · ASTROPHYSICAL INSTRUMENTS.SECTION III.—THE SOLAR SYSTEM.Chapter I · THE SOLAR SYSTEM AS A WHOLE.Chapter II · THE SUN.Chapter III · THE SUN’S SURROUNDINGS.Chapter IV · THE INTERIOR PLANETS.Chapter V · THE EARTH AND MOON.Chapter VI · THE PLANET MARS.Chapter VII · THE ASTEROIDS.Chapter VIII · THE PLANET JUPITER.Chapter IX · THE SATURNIAN SYSTEM.Chapter X · URANUS AND NEPTUNE.Chapter XI · FAMOUS COMETS.Chapter XII · NATURE AND ORIGIN OF COMETS.Chapter XIII · METEORITES AND SHOOTING STARS.SECTION IV.—THE SIDEREAL HEAVENS.Chapter I · THE STARS AND CONSTELLATIONS.Chapter II · DOUBLE, MULTIPLE, AND COLOURED STARS.Chapter III · THE DISTANCES AND MOTIONS OF THE STARS.Chapter IV · BINARY STARS.Chapter V · VARIABLE AND TEMPORARY STARS.Chapter VI · CLUSTERS AND NEBULÆ.Chapter VII · THE CONSTRUCTION OF THE HEAVENS.INDEXPrevious chapter ←Chapter XVII · ASTROPHYSICAL INSTRUMENTS.Next chapter →Chapter I · THE SOLAR SYSTEM AS A WHOLE.All chapters and sections (46)Opening pagesFront matterOther sectionsPREFACESECTION I.—HISTORY.Chapters12Other sectionsSECTION II.—GEOMETRICAL ASTRONOMY AND ASTRONOMICAL INSTRUMENTS.Chapters1234567891011121314151617Other sectionsSECTION III.—THE SOLAR SYSTEM.Chapters12345678910111213Other sectionsSECTION IV.—THE SIDEREAL HEAVENS.Chapters1234567Other sectionsINDEXBy Agnes M. Clerke.◇← CHAPTER XVII. ASTROPHYSICAL INSTRUMENTS.CHAPTER I. THE SOLAR SYSTEM AS A WHOLE. →