History of Astronomy |
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Page 52
Quite the most important event in the whole history of physical astronomy was the
publication , in 1687 , of Newton ' s Principia ( Philosophiae Naturalis Principia
Mathematica ) . In this great work Newton started from the beginning of things ...
Quite the most important event in the whole history of physical astronomy was the
publication , in 1687 , of Newton ' s Principia ( Philosophiae Naturalis Principia
Mathematica ) . In this great work Newton started from the beginning of things ...
Page 123
The physical transformations of comets are among the most wonderful of
unexplained phenomena in the heavens . But , for physical astronomers , the
greatest interest attaches to the reduction of radius vector of Encke ' s comet , the
splitting of ...
The physical transformations of comets are among the most wonderful of
unexplained phenomena in the heavens . But , for physical astronomers , the
greatest interest attaches to the reduction of radius vector of Encke ' s comet , the
splitting of ...
Page 127
But in Kepler ' s case the obviously implied physical theory of the planetary
motions , even before Newton explained the simplicity of conception involved ,
made astronomers quite ready to waive the claim for a rigid proof of the earth ' s
motion ...
But in Kepler ' s case the obviously implied physical theory of the planetary
motions , even before Newton explained the simplicity of conception involved ,
made astronomers quite ready to waive the claim for a rigid proof of the earth ' s
motion ...
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Contents
ANCIENT GREEK ASTRONOMY | 3 |
GALILEO AND THE TELESCOPENOTIONS OF GRAVITY | 46 |
NEWTONS SUCCESSORS HALLEY EULER | 60 |
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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