History of Astronomy |
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Page 3
... observation and deduc- tion ( astronomy ) has sometimes led to erroneous ... observations of Chaldæan astrologers , as well as those of Alexandrian astro ... accurate value for the secular acceleration of the moon's longi- tude and ...
... observation and deduc- tion ( astronomy ) has sometimes led to erroneous ... observations of Chaldæan astrologers , as well as those of Alexandrian astro ... accurate value for the secular acceleration of the moon's longi- tude and ...
Page 4
... accurate than was possible by finest moderr observations . ( British Museum collection , No. 35908. ) obtained from modern observations made with instru- ments of the. CHALDEAN BAKED BRICK OR TABLET , Obverse and reverse sides ,. THE ...
... accurate than was possible by finest moderr observations . ( British Museum collection , No. 35908. ) obtained from modern observations made with instru- ments of the. CHALDEAN BAKED BRICK OR TABLET , Obverse and reverse sides ,. THE ...
Page 19
George Forbes. to get an accurate value of the moon's mean motion . [ Halley ... observed a new star . This upset every notion about the permanence of the ... observations . It is due to a steady revo- lution of the earth's pole round ...
George Forbes. to get an accurate value of the moon's mean motion . [ Halley ... observed a new star . This upset every notion about the permanence of the ... observations . It is due to a steady revo- lution of the earth's pole round ...
Page 23
... accurate observations of Tycho Brahe enabled Kepler to abolish these purely geometrical makeshifts , and to substitute a system in which the sun became physically its controller . 4. The Reign of Epicycles - From Ptolemy to Copernicus ...
... accurate observations of Tycho Brahe enabled Kepler to abolish these purely geometrical makeshifts , and to substitute a system in which the sun became physically its controller . 4. The Reign of Epicycles - From Ptolemy to Copernicus ...
Page 24
... observations . In the middle of the ninth century Albategnius , a Syrian ... accurate than Ptolemy's . Abul Wefa , in the tenth century , seems to have ... observations were carried out in Germany by Müller , known as Regiomontanus , and ...
... observations . In the middle of the ninth century Albategnius , a Syrian ... accurate than Ptolemy's . Abul Wefa , in the tenth century , seems to have ... observations were carried out in Germany by Müller , known as Regiomontanus , and ...
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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 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