## History of Astronomy |

### From inside the book

Results 1-3 of 21

Page 3

... and 762 B . C . ; and has thereby been

correct the lunar tables of Hansen , and to find a more accurate value for the

secular acceleration of the moon ' s longitude and the node of her orbit than any

that could ...

... and 762 B . C . ; and has thereby been

**enabled**, in the last few years , tocorrect the lunar tables of Hansen , and to find a more accurate value for the

secular acceleration of the moon ' s longitude and the node of her orbit than any

that could ...

Page 23

The cumbrous system advocated by Ptolemy answered its purpose ,

him to predict astronomical events ... when the accurate observations of Tycho

Brahe

The cumbrous system advocated by Ptolemy answered its purpose ,

**enabling**him to predict astronomical events ... when the accurate observations of Tycho

Brahe

**enabled**Kepler . to abolish these purely geometrical makeshifts , and to ...Page 124

The period being known , the eccentricity of the orbit was obtainable , also the

orbital velocity of the meteors in perihelion ; and , by comparing this with the earth

' s velocity , the latitude of the radiant

The period being known , the eccentricity of the orbit was obtainable , also the

orbital velocity of the meteors in perihelion ; and , by comparing this with the earth

' s velocity , the latitude of the radiant

**enabled**the inclination to be determined ...### What people are saying - Write a review

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### Contents

ANCIENT GREEK ASTRONOMY | 3 |

GALILEO AND THE TELESCOPENOTIONS OF GRAVITY | 46 |

NEWTONS SUCCESSORS HALLEY EULER | 60 |

### Other editions - View all

### Common terms and phrases

accepted accurate ancient appear astronomers attraction bodies bright calculations called catalogue cause centre century Chinese circle comet compared complete Copernicus determined diameter direction discovered discovery distance earth eclipse effect elements enabled epicycles equal error explain fact fixed follow force four Galileo gave give given gravitation heavens held Herschel increased interesting Jupiter Kepler knowledge known later light lunar Mars mass mathematical mean measured method miles moon moon's motion move nebulæ Newton noted noticed object observations Observatory opposition orbit original parallax pass period photographic physical planet planetary pole position predicted progress proper motion proved records researches revolve ring rotation round Royal satellites seems seen showed solar system spectroscope spectrum stars studied sun's supposed surface tables telescope theory tion trace true Tycho Brahe UNIVERSITY