History of Astronomy |
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Page 36
... proved that it had no measurable parallax . Later he employed the same method with the comets of 1577 , 1580 , 1582 , 1585 , 1590 , 1593 , and 1596 , and proved that they too had no measurable parallax and must be very distant . The ...
... proved that it had no measurable parallax . Later he employed the same method with the comets of 1577 , 1580 , 1582 , 1585 , 1590 , 1593 , and 1596 , and proved that they too had no measurable parallax and must be very distant . The ...
Page 40
... proved it to himself by trying every possible variation of the elements and finding them fail . The number of hypotheses which he examined and rejected was almost incredible ( for example , that the planets turn round centres at a ...
... proved it to himself by trying every possible variation of the elements and finding them fail . The number of hypotheses which he examined and rejected was almost incredible ( for example , that the planets turn round centres at a ...
Page 42
... prove ) states that a line drawn from a planet to the sun sweeps over equal areas in equal times . These two laws were published in his great work , Astronomia Nova , seu Physica Cœlestis tradita commentariis de Motibus Stellę Martis ...
... prove ) states that a line drawn from a planet to the sun sweeps over equal areas in equal times . These two laws were published in his great work , Astronomia Nova , seu Physica Cœlestis tradita commentariis de Motibus Stellę Martis ...
Page 46
... proved this on paper , but to convince the world he had to experiment from the leaning tower of Pisa . At an early age he discovered the principle of isochronism 46 THE DYNAMICAL PERIOD GALILEO AND THE TELESCOPE-NOTIONS OF GRAVITY BY ...
... proved this on paper , but to convince the world he had to experiment from the leaning tower of Pisa . At an early age he discovered the principle of isochronism 46 THE DYNAMICAL PERIOD GALILEO AND THE TELESCOPE-NOTIONS OF GRAVITY BY ...
Page 48
... proved the truth of the Copernican theory of the Earth's motion ; and he urged this view on friends and foes alike . Although in frequent correspondence with Kepler , he never alluded to the New Astronomy , and wrote to him extolling ...
... proved the truth of the Copernican theory of the Earth's motion ; and he urged this view on friends and foes alike . Although in frequent correspondence with Kepler , he never alluded to the New Astronomy , and wrote to him extolling ...
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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