History of Astronomy |
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Page vii
... knowledge which it is the object of this History to describe . The progress of human knowledge is measured by the increased habit of looking at facts from new points of view , as much as by the accumulation of facts . The mental ...
... knowledge which it is the object of this History to describe . The progress of human knowledge is measured by the increased habit of looking at facts from new points of view , as much as by the accumulation of facts . The mental ...
Page 3
... knowledge of the heavenly motions than was possible without these records . So Hipparchus , about 150 B. C. , and Ptolemy a little later , were able to use the observations of Chaldæan astrologers , as well as those of Alexandrian astro ...
... knowledge of the heavenly motions than was possible without these records . So Hipparchus , about 150 B. C. , and Ptolemy a little later , were able to use the observations of Chaldæan astrologers , as well as those of Alexandrian astro ...
Page 5
... knowledge , and to appreciate the originality of thought required to make the first beginnings . ✓ With regard to the first point , we are generally dependent upon histories written long after the events . The astronomy of Egyptians ...
... knowledge , and to appreciate the originality of thought required to make the first beginnings . ✓ With regard to the first point , we are generally dependent upon histories written long after the events . The astronomy of Egyptians ...
Page 8
... knowledge was gathered in the far East by travellers , and by the Jesuit priests , and was published in the eighteenth century . The Asiatic Society of Bengal contributed translations of Brahmin literature . The two principal sources of ...
... knowledge was gathered in the far East by travellers , and by the Jesuit priests , and was published in the eighteenth century . The Asiatic Society of Bengal contributed translations of Brahmin literature . The two principal sources of ...
Page 9
... knowledge that the vault of heaven is a complete sphere , and that stars are shining at mid - day , although eclipsed by the sun's brightness . It is also asserted , in the book called Chu - King , that in the time of Yao the year was ...
... knowledge that the vault of heaven is a complete sphere , and that stars are shining at mid - day , although eclipsed by the sun's brightness . It is also asserted , in the book called Chu - King , that in the time of Yao the year was ...
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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 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