History of Astronomy |
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... measured by the increased habitof looking atfactsfrom new points of view, as muchasbythe accumulation of facts. The mental capacity ofoneage does notseem to differ from that of other ages;butitis the imagination of new points of view ...
... measured by the increased habitof looking atfactsfrom new points of view, as muchasbythe accumulation of facts. The mental capacity ofoneage does notseem to differ from that of other ages;butitis the imagination of new points of view ...
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... measured the inclination to the equator of the sun's apparent path inthe heavens—i.e.,he measured theobliquityof the ecliptic, making it23°51', confirming our knowledge ofits continuous diminution during historical times. He measured an ...
... measured the inclination to the equator of the sun's apparent path inthe heavens—i.e.,he measured theobliquityof the ecliptic, making it23°51', confirming our knowledge ofits continuous diminution during historical times. He measured an ...
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... measurements, and so discovered the acceleration of themoon's mean motion. This was conclusively established, butcould notbeexplained by the Newtonian theoryfor quite a longtime.] He determined the planeofthe moon's orbit and its ...
... measurements, and so discovered the acceleration of themoon's mean motion. This was conclusively established, butcould notbeexplained by the Newtonian theoryfor quite a longtime.] He determined the planeofthe moon's orbit and its ...
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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 Chaldĉans 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