History of Astronomy |
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Page 94
stars by means of the spectroscope , and when Warren De la Rue set up a
photoheliograph at Kew , we see that a progress in the same direction as before ,
in the evolution of our conception of the universe , was being made . Without
definite ...
stars by means of the spectroscope , and when Warren De la Rue set up a
photoheliograph at Kew , we see that a progress in the same direction as before ,
in the evolution of our conception of the universe , was being made . Without
definite ...
Page 118
The spectroscope has shown the existence of an absorbing atmosphere on
Jupiter and Saturn , and there are suspicions that they partake something of the
character of the sun , and emit some light besides reflecting solar light . On both ...
The spectroscope has shown the existence of an absorbing atmosphere on
Jupiter and Saturn , and there are suspicions that they partake something of the
character of the sun , and emit some light besides reflecting solar light . On both ...
Page 120
When the spectroscope was first applied to finding the composition of the
heavenly bodies , there was a great desire to find out what comets are made of .
The first opportunity came in 1864 , when Donati observed the spectrum of a
comet ...
When the spectroscope was first applied to finding the composition of the
heavenly bodies , there was a great desire to find out what comets are made of .
The first opportunity came in 1864 , when Donati observed the spectrum of a
comet ...
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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