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Page vi
... SpeCTROSCOPE Book IV . THE PHYSICAL PERIOD 12. THE SUN · PAGE 73 86 3 94 13. THE MOON AND PLANETS - 14. COMETS AND METEORS 107 120 15. THE STARS AND NEBULÆ - n 125 INDEX 147 PREFACE An attempt has been made in these pages to vi CONTENTS.
... SpeCTROSCOPE Book IV . THE PHYSICAL PERIOD 12. THE SUN · PAGE 73 86 3 94 13. THE MOON AND PLANETS - 14. COMETS AND METEORS 107 120 15. THE STARS AND NEBULÆ - n 125 INDEX 147 PREFACE An attempt has been made in these pages to vi CONTENTS.
Page 2
... sun spots ; while De la Rue , Loewy , and Balfour Stewart ' thought they found a connection between sun - spot displays and the planetary ' Trans . R. S. E. , xxiii . 1864 , p . 499 , On Sun Spots , etc. , by B. Stewart . Also Trans ...
... sun spots ; while De la Rue , Loewy , and Balfour Stewart ' thought they found a connection between sun - spot displays and the planetary ' Trans . R. S. E. , xxiii . 1864 , p . 499 , On Sun Spots , etc. , by B. Stewart . Also Trans ...
Page 6
... sun , moon , and planets at different distances from the earth instead of having them stuck on the vault of heaven . was a transition from " flatland " to a space of three dimensions . sun . It Great progress was made when systematic ...
... sun , moon , and planets at different distances from the earth instead of having them stuck on the vault of heaven . was a transition from " flatland " to a space of three dimensions . sun . It Great progress was made when systematic ...
Page 7
... sun and moon , and of the motions of the planets among the stars , became later the highest goal in astronomy . To not one of the above important steps in the progress of astronomy can we assign the author with certainty . Probably many ...
... sun and moon , and of the motions of the planets among the stars , became later the highest goal in astronomy . To not one of the above important steps in the progress of astronomy can we assign the author with certainty . Probably many ...
Page 9
... sun at these seasons , and in 2285 B. C. he gave them further orders . If this account be true , it shows a knowledge that the vault of heaven is a complete sphere , and that stars are shining at mid - day , although eclipsed by the sun's ...
... sun at these seasons , and in 2285 B. C. he gave them further orders . If this account be true , it shows a knowledge that the vault of heaven is a complete sphere , and that stars are shining at mid - day , although eclipsed by the sun's ...
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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 LIBRARIES light lunar Mars mass mathematical mean measured method miles moon moon's motion move Newton 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 SIGILLUM solar system spectroscope spectrum stars studied sun's supposed surface tables telescope theory tion trace true Tycho Brahe UNIVERSITY VERITAS