History of Astronomy |
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Page 3
... predicting terrestrial events ( astrology ) , we owe to the old astronomer and astrologer alike the deepest gratitude for their diligence in recording astro- nomical events . For , out of the scanty records which have survived the ...
... predicting terrestrial events ( astrology ) , we owe to the old astronomer and astrologer alike the deepest gratitude for their diligence in recording astro- nomical events . For , out of the scanty records which have survived the ...
Page 7
... prediction of eclipses of the sun and moon , and of the motions of the planets among the stars , became later the highest goal in astronomy . To not one of the above important steps in the progress of astronomy can we assign the author ...
... prediction of eclipses of the sun and moon , and of the motions of the planets among the stars , became later the highest goal in astronomy . To not one of the above important steps in the progress of astronomy can we assign the author ...
Page 10
... predict an eclipse . It probably created great terror , for they were executed in punish- ment for their neglect . If this account be true , it means that in the twenty - second century B.C. some rule for calculating eclipses was in use ...
... predict an eclipse . It probably created great terror , for they were executed in punish- ment for their neglect . If this account be true , it means that in the twenty - second century B.C. some rule for calculating eclipses was in use ...
Page 12
... predicting eclipses . All that was known to the Greeks about Egyptian science is to be found in the writings of Diodorus Siculus . But confirmatory and more authentic facts have been derived from late explorations . Thus we learn from ...
... predicting eclipses . All that was known to the Greeks about Egyptian science is to be found in the writings of Diodorus Siculus . But confirmatory and more authentic facts have been derived from late explorations . Thus we learn from ...
Page 13
... predicted an eclipse , which caused much alarm , and ended the battle between the Medes and Lydians . Airy fixed the date May 28th , 585 B.C. But other modern astronomers give different dates . Thales went to Egypt to study science ...
... predicted an eclipse , which caused much alarm , and ended the battle between the Medes and Lydians . Airy fixed the date May 28th , 585 B.C. But other modern astronomers give different dates . Thales went to Egypt to study science ...
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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