## History of Astronomy |

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Page 57

Newton proceeded to explain the other inequalities recognised by Tycho Brahe

and older observers , and to

his theory . He further discovered from his

of ...

Newton proceeded to explain the other inequalities recognised by Tycho Brahe

and older observers , and to

**calculate**their maximum amounts as indicated byhis theory . He further discovered from his

**calculations**two new inequalities , oneof ...

Page 64

This fact was a startling confirmation of the Newtonian theory , because it was a

new kind of

Cromellin ' ( of Greenwich Observatory ) , who have also predicted its next

perihelion ...

This fact was a startling confirmation of the Newtonian theory , because it was a

new kind of

**calculation**of ... and most of these the**calculations**of Cowell andCromellin ' ( of Greenwich Observatory ) , who have also predicted its next

perihelion ...

Page 70

He applied to his

novelty of the problem , his

of astronomy . In criticism it has been said that these were exhibitions of skill ...

He applied to his

**calculations**every possible refinement , and , considering thenovelty of the problem , his

**calculation**was one of the most brilliant in the recordsof astronomy . In criticism it has been said that these were exhibitions of skill ...

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### Contents

Ancient GREEK ASTRONOMY | 3 |

INSTRUMENTS OF PRECISIONSIZE OF THE SOLAR | 10 |

GALILEO AND THE TELESCOPENOTIONS OF GRAVITY | 46 |

5 other sections not shown

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### Common terms and phrases

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