History of Astronomy |
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Page 11
... heavenly bodies do not move by chance , nor by their own will , but by the determinate will and appointment of the gods . They recorded these move- ments , but mainly in the hope of tracing the will of the gods in mundane affairs ...
... heavenly bodies do not move by chance , nor by their own will , but by the determinate will and appointment of the gods . They recorded these move- ments , but mainly in the hope of tracing the will of the gods in mundane affairs ...
Page 16
... heavenly bodies . Aristotle ( 384-322 B.C. ) summed up the state of astronomical knowledge in his time , and held the earth to be fixed in the centre of the world . Nicetas , Heraclides , and Ecphantes supposed the earth to revolve on ...
... heavenly bodies . Aristotle ( 384-322 B.C. ) summed up the state of astronomical knowledge in his time , and held the earth to be fixed in the centre of the world . Nicetas , Heraclides , and Ecphantes supposed the earth to revolve on ...
Page 17
... heavenly bodies were no better than madmen ( Xen . Mem , i . 1 , 11-15 ) . Plato ( born 429 B.C. ) , the pupil of Socrates , the fellow - student of Euclid , and a follower of Pythagoras , studied science in his travels in Egypt and ...
... heavenly bodies were no better than madmen ( Xen . Mem , i . 1 , 11-15 ) . Plato ( born 429 B.C. ) , the pupil of Socrates , the fellow - student of Euclid , and a follower of Pythagoras , studied science in his travels in Egypt and ...
Page 26
... heavenly bodies is uniform , circular , perpetual , or else composed of circular movements . " In this he proclaimed himself a follower of Pythagoras ( see p . 14 ) , as also when he says : " The world is spherical because the sphere is ...
... heavenly bodies is uniform , circular , perpetual , or else composed of circular movements . " In this he proclaimed himself a follower of Pythagoras ( see p . 14 ) , as also when he says : " The world is spherical because the sphere is ...
Page 47
... heavenly bodies than he was rewarded by such a shower of startling discoveries as forthwith made his name the best known in Europe . He found curious irregular black spots on the sun , revolving round it in twenty - seven days ; hills ...
... heavenly bodies than he was rewarded by such a shower of startling discoveries as forthwith made his name the best known in Europe . He found curious irregular black spots on the sun , revolving round it in twenty - seven days ; hills ...
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accepted accurate ancient appear astronomers attraction bodies bright calculations called catalogue cause centre century Chinese circle comet compared complete Copernicus determined diameter direction discovered discovery distance earth eclipse effect elements enabled epicycles equal error explain fact fixed follow force four Galileo gave give given gravitation heavens held Herschel increased interesting Jupiter Kepler knowledge known later LIBRARIES light lunar Mars mass mathematical mean measured method miles moon moon's motion move Newton noticed object observations Observatory opposition orbit original parallax pass period photographic physical planet planetary pole position predicted progress proper motion proved records researches revolve ring rotation round Royal satellites seems seen showed SIGILLUM solar system spectroscope spectrum stars studied sun's supposed surface tables telescope theory tion trace true Tycho Brahe UNIVERSITY VERITAS