Book contents
- Frontmatter
- TRANSLATOR'S PREFACE
- Contents
- LIST OF ILLUSTRATIONS
- BOOK I THE EARTH
- BOOK II THE MOON
- BOOK III THE SUN
- CHAPTER I The Sun, Ruler of the World. Magnitude and Proportion of the Solar System. Numbers and Harmony
- CHAPTER II Measurement of the Sun's Distance. Concordant Results of Six Different Methods. Transits of Venus. How we have Measured and Weighed the Sun
- CHAPTER III Light and Heat of the Sun. Study of its Spots. State of its Surface. Its Rotation. Magnitudes, Aspects, Forms, and Motions of the Solar Spots
- CHAPTER IV The Eruptions of the Sun. Prominences. Jets of Flame. Gigantic Explosions. The Solar Atmosphere; the Corona and Halo
- CHAPTER V The Fluctuations of the Solar Energy. Annual Variation of the Number of Spots and Eruptions. Eleven-Year Period. Curious Coincidences. Terrestrial Magnetism and the Aurora Borealis
- CHAPTER VI Our Sun is only a Star. His Destiny
- CHAPTER VII Light. Its Nature. Its Velocity. Spectrum Analysis. The Chemical Composition of the Sun and Celestial Bodies
- BOOK IV THE PLANETARY WORLDS
- BOOK V COMETS AND SHOOTING STARS
- BOOK VI THE STARS AND THE SIDEREAL UNIVERSE
- INDEX
CHAPTER III - Light and Heat of the Sun. Study of its Spots. State of its Surface. Its Rotation. Magnitudes, Aspects, Forms, and Motions of the Solar Spots
Published online by Cambridge University Press: 05 November 2014
- Frontmatter
- TRANSLATOR'S PREFACE
- Contents
- LIST OF ILLUSTRATIONS
- BOOK I THE EARTH
- BOOK II THE MOON
- BOOK III THE SUN
- CHAPTER I The Sun, Ruler of the World. Magnitude and Proportion of the Solar System. Numbers and Harmony
- CHAPTER II Measurement of the Sun's Distance. Concordant Results of Six Different Methods. Transits of Venus. How we have Measured and Weighed the Sun
- CHAPTER III Light and Heat of the Sun. Study of its Spots. State of its Surface. Its Rotation. Magnitudes, Aspects, Forms, and Motions of the Solar Spots
- CHAPTER IV The Eruptions of the Sun. Prominences. Jets of Flame. Gigantic Explosions. The Solar Atmosphere; the Corona and Halo
- CHAPTER V The Fluctuations of the Solar Energy. Annual Variation of the Number of Spots and Eruptions. Eleven-Year Period. Curious Coincidences. Terrestrial Magnetism and the Aurora Borealis
- CHAPTER VI Our Sun is only a Star. His Destiny
- CHAPTER VII Light. Its Nature. Its Velocity. Spectrum Analysis. The Chemical Composition of the Sun and Celestial Bodies
- BOOK IV THE PLANETARY WORLDS
- BOOK V COMETS AND SHOOTING STARS
- BOOK VI THE STARS AND THE SIDEREAL UNIVERSE
- INDEX
Summary

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- Popular AstronomyA General Description of the Heavens, pp. 243 - 262Publisher: Cambridge University PressPrint publication year: 2014