History of Astronomy |
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Page vii
... give due credit even to the ancients . No one can expect , in a history of astronomy of limited size , to find a ... gives a wider scope to that capacity . And this is cumulative , and therefore progressive . Aristotle viewed the solar ...
... give due credit even to the ancients . No one can expect , in a history of astronomy of limited size , to find a ... gives a wider scope to that capacity . And this is cumulative , and therefore progressive . Aristotle viewed the solar ...
Page 5
... give credit wherever it may be due , is met by two difficulties . Firstly , only a few records of very ancient astronomy are extant , and the authenticity of many of these is open to doubt . Secondly , it is very difficult to divest ...
... give credit wherever it may be due , is met by two difficulties . Firstly , only a few records of very ancient astronomy are extant , and the authenticity of many of these is open to doubt . Secondly , it is very difficult to divest ...
Page 8
... give an idea of some of the astronomy of the ancients not yet entirely discredited . China and Babylon may be taken as typical examples . China . It would appear that Fohi , the first emperor , reigned about 2952 B.C. , and shortly ...
... give an idea of some of the astronomy of the ancients not yet entirely discredited . China and Babylon may be taken as typical examples . China . It would appear that Fohi , the first emperor , reigned about 2952 B.C. , and shortly ...
Page 13
... give different dates . Thales went to Egypt to study science , and learnt from its priests the length of the year ( which was kept a profound secret ! ) , and the signs of the zodiac , and the positions of the solstices . He held that ...
... give different dates . Thales went to Egypt to study science , and learnt from its priests the length of the year ( which was kept a profound secret ! ) , and the signs of the zodiac , and the positions of the solstices . He held that ...
Page 21
... give an approximate date . Up to the present the results of these investigations are far from being conclusive . Ptolemy ( 130 A.D. ) wrote the Suntaxis , or Almagest , which includes a cyclopędia of astronomy , containing a summary of ...
... give an approximate date . Up to the present the results of these investigations are far from being conclusive . Ptolemy ( 130 A.D. ) wrote the Suntaxis , or Almagest , which includes a cyclopędia of astronomy , containing a summary of ...
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Common terms and phrases
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 nebulę 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