History of Astronomy |
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... solar system as a geometrical problem; Kepler and Newton converted the pointofview into adynamical one.Aristotle's mental capacityto understand the meaning of facts or to criticise atrainof reasoning mayhave beenequalto that of Kepler ...
... solar system as a geometrical problem; Kepler and Newton converted the pointofview into adynamical one.Aristotle's mental capacityto understand the meaning of facts or to criticise atrainof reasoning mayhave beenequalto that of Kepler ...
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... solar system, and to identify it in the Chinese observations of comets asfar back as 12 B.C. Cowelland Cromellin extended the dateto 240B.C.In thesame way the comet 1861.i. has been traced back in the Chinese records to 617 A.D. [4] The ...
... solar system, and to identify it in the Chinese observations of comets asfar back as 12 B.C. Cowelland Cromellin extended the dateto 240B.C.In thesame way the comet 1861.i. has been traced back in the Chinese records to 617 A.D. [4] The ...
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... system, in whichthe earthrevolvesin an orbit, from fantastic first principles,of which the following are examples ... solar eclipsethe moonhides the sun,and in a lunareclipse the moonenters the earth's shadow—both excellent opinions ...
... system, in whichthe earthrevolvesin an orbit, from fantastic first principles,of which the following are examples ... solar eclipsethe moonhides the sun,and in a lunareclipse the moonenters the earth's shadow—both excellent opinions ...
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... solar system except to go on observing and finding moreandmore accurate valuesforthe constants involved—viz ... thesolartables verymuch. Ulugh Begh, grandson of the great Tamerlane the Tartar, built a fine observatory THE REIGN OF ...
... solar system except to go on observing and finding moreandmore accurate valuesforthe constants involved—viz ... thesolartables verymuch. Ulugh Begh, grandson of the great Tamerlane the Tartar, built a fine observatory THE REIGN OF ...
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Airy allthe andthat andthe asthe Astronomer Royal Astronomia Nova astronomical units atmosphere atthe attraction axis bright bythe calculations catalogue centre century Chaldæans Chinese comet confirmed Copernicus detected diameter discovered discovery distance earth eclipse epicycles equatoreal excentric explain fixed stars FOOTNOTES Frauenhofer fromthe Galileo Greenwich Halley havebeen heavenly bodies heavens heliometer Herschel Hipparchus Huggins hydrogen hypotheses inequality instruments inthe isthe John Herschel Jupiter Jupiter's Kepler lawof Lick Observatory light lines lunar Mars mathematical mean motion measured Mercury meteor miles moon moon's nebula Newton ofthese onthe orbit parallax perihelion period photographic physical planet planetary position predicted proper motion Ptolemy records reflector refractor retrograde retrograde motion revolve rotation round satellites Saturn seems solar system spectra spectroscope spectrum spots stellar sun's sunspot supposed surface telescope terrestrial thatthe theearth themoon theory thesame thesolar thesun tobe tothe Tycho Brahe Uranus velocity Venus Verrier William Herschel withthe zenith