History of Astronomy |
From inside the book
Results 1-5 of 21
Page 9
... four planets . But this needs confirmation . Yao , referred to above , gave instructions to his astronomers to determine the positions of the solstices and equinoxes , and they reported the names of the stars in the places occupied by ...
... four planets . But this needs confirmation . Yao , referred to above , gave instructions to his astronomers to determine the positions of the solstices and equinoxes , and they reported the names of the stars in the places occupied by ...
Page 15
... four times as long , 940 lunations , but one day short of Meton's seventy - six years . This was more correct . Eudoxus ( 406-350 B.C. ) is said to have travelled with Plato in Egypt . He made astronomical observations in Asia Minor ...
... four times as long , 940 lunations , but one day short of Meton's seventy - six years . This was more correct . Eudoxus ( 406-350 B.C. ) is said to have travelled with Plato in Egypt . He made astronomical observations in Asia Minor ...
Page 18
... four minutes too much . He measured the equation of time and the irregular motion of the sun ; and allowed for this in his calculations by supposing that the centre , about which the sun moves uniformly , is situated a little distance ...
... four minutes too much . He measured the equation of time and the irregular motion of the sun ; and allowed for this in his calculations by supposing that the centre , about which the sun moves uniformly , is situated a little distance ...
Page 48
... four moons ; Saturn with appendages that he could not explain , but unlike the other planets ; the Milky Way composed of a multitude of separate stars . His fame flew over Europe like magic , and his dis- coveries were much discussed ...
... four moons ; Saturn with appendages that he could not explain , but unlike the other planets ; the Milky Way composed of a multitude of separate stars . His fame flew over Europe like magic , and his dis- coveries were much discussed ...
Page 62
... four , and computed their parabolic orbits by the rules laid down by Newton . His_object_ was to find out if any of them really travelled in elongated- I ellipses , practically undistinguishable , in the visible part of their paths ...
... four , and computed their parabolic orbits by the rules laid down by Newton . His_object_ was to find out if any of them really travelled in elongated- I ellipses , practically undistinguishable , in the visible part of their paths ...
Other editions - View all
Common terms and phrases
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