History of Astronomy |
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Page v
... DISCOVERY OF THE TRUE SOLAR SYSTEM - TYCHO BRAHE KEPLER 6. GALILEO AND THE TElescope - NOTIONS OF GRAVITY BY HORROCKS , ETC. 7. SIR ISAAC NEWTON - LAW OF UNIVERSAL GRAVI- TATION 8. NEWTON'S PAGE vii I 7 13 23 333 46 51 SUCCESSORS HALLEY ...
... DISCOVERY OF THE TRUE SOLAR SYSTEM - TYCHO BRAHE KEPLER 6. GALILEO AND THE TElescope - NOTIONS OF GRAVITY BY HORROCKS , ETC. 7. SIR ISAAC NEWTON - LAW OF UNIVERSAL GRAVI- TATION 8. NEWTON'S PAGE vii I 7 13 23 333 46 51 SUCCESSORS HALLEY ...
Page vii
... discovery , and , by recognising the different points of view of the different ages , to give due credit even to the ancients . No one can expect , in a history of astronomy of limited size , to find a treatise on 66 practical " or on ...
... discovery , and , by recognising the different points of view of the different ages , to give due credit even to the ancients . No one can expect , in a history of astronomy of limited size , to find a treatise on 66 practical " or on ...
Page viii
... discovery opens up , it may be , boundless oceans for investigation , for wonder , and for admiration , the great astronomers , refusing to accept mere hypotheses as true , have founded upon these discoveries a science as exact in its ...
... discovery opens up , it may be , boundless oceans for investigation , for wonder , and for admiration , the great astronomers , refusing to accept mere hypotheses as true , have founded upon these discoveries a science as exact in its ...
Page 13
... discovery a few years ago by Father Strassmeier of a Babylonian tablet recording a partial lunar eclipse at Babylon in the seventh year of Cambyses , on the fourteenth day of the Jewish month Tammuz . " Ptolemy , in the Almagest ...
... discovery a few years ago by Father Strassmeier of a Babylonian tablet recording a partial lunar eclipse at Babylon in the seventh year of Cambyses , on the fourteenth day of the Jewish month Tammuz . " Ptolemy , in the Almagest ...
Page 19
... discovered the acceleration of the moon's mean motion . This was conclusively estab- lished , but could not be explained by the Newtonian theory for quite a long time . ] He determined the plane of the moon's orbit and its inclination ...
... discovered the acceleration of the moon's mean motion . This was conclusively estab- lished , but could not be explained by the Newtonian theory for quite a long time . ] He determined the plane of the moon's orbit and its inclination ...
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accurate observations Airy astro Astronomer Royal Astronomia Nova astronomical units attraction axis bright calculations Cape Cassini catalogue centre century comet compute Copernicus diameter discovered discovery earth eclipse epicycles equatoreal error excentric explain fact fixed stars Galileo Greenwich Halley heavenly bodies heavens heliometer Hipparchus Huggins hydrogen hypothesis instruments Johann Kepler John Herschel Jupiter Jupiter's Kepler Laplace Lick Observatory light line of apses line of sight lunar Mars mathematical mean distance mean motion measured Mercury meteor method miles a second moon moon's nebulæ Newton Observatory orbit parallax perihelion period photographic physical planet planetary pole position predicted proper motion proved Ptolemy R. S. Phil records refractor retrograde retrograde motion revolution revolve round ring rotation round the sun satellites seems showed Sirius solar system spectra spectroscope spectrum spots stellar sun-spots sun's surface supposed tables telescope theory tion Trans Tycho Brahe Uranus velocity Venus Verrier zenith