History of Astronomy |
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Page 5
... confirmed by Egyptian and Chinese observations on the length of the shadow of a vertical pillar , made thousands of years before the Christian era , in summer and winter . There are other reasons why we must be tolerant of the crude ...
... confirmed by Egyptian and Chinese observations on the length of the shadow of a vertical pillar , made thousands of years before the Christian era , in summer and winter . There are other reasons why we must be tolerant of the crude ...
Page 6
... confirmed , and we now have in addition a mass of facts translated from the original sculptures , papyri , and inscribed bricks , dating back thousands of years . In attempting to appraise the efforts of the beginners we must remember ...
... confirmed , and we now have in addition a mass of facts translated from the original sculptures , papyri , and inscribed bricks , dating back thousands of years . In attempting to appraise the efforts of the beginners we must remember ...
Page 9
... confirmation . Yao , referred to above , gave instructions to his astronomers to determine the positions of the solstices and equinoxes , and they reported the names of the stars in the places occupied by the sun at these seasons , and ...
... confirmation . Yao , referred to above , gave instructions to his astronomers to determine the positions of the solstices and equinoxes , and they reported the names of the stars in the places occupied by the sun at these seasons , and ...
Page 18
... confirming our knowledge of its continuous . diminution during historical times . He measured an arc of meridian , from Alexandria to Syene ( Assuan ) , and found the difference of latitude by the length of a shadow at noon , summer ...
... confirming our knowledge of its continuous . diminution during historical times . He measured an arc of meridian , from Alexandria to Syene ( Assuan ) , and found the difference of latitude by the length of a shadow at noon , summer ...
Page 21
... confirming other evidence , and establishing Homer's character for accuracy.2 ( 4 ) The orientation of Egyptian temples and Druidical stones is such that possibly they were so placed as to assist in the observation of the heliacal ...
... confirming other evidence , and establishing Homer's character for accuracy.2 ( 4 ) The orientation of Egyptian temples and Druidical stones is such that possibly they were so placed as to assist in the observation of the heliacal ...
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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