Saturn and Its System: Containing Discussions of the Motions (real and Apparent) and Telescopic Appearance of the Planet Saturn, Its Satellites, and Rings; the Nature of the Rings; the Great Inequality of Saturn and Jupiter; and the Habitability of Saturn. To which are Appended Notes on Chaldæan Astronomy, Laplace's Nebular Theory, and the Habitability of the Moon; a Series of Tables with Explanatory Notes; and Explanations of Astronomical TermsLongman, Green, Longman, Roberts, & Green, 1865 - 252 страници |
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Страница xii
... Saturn • Actual Changes observed from the Earth Effect of the Inclination of Saturn's Orbit to the Ecliptie . 83 Disappearances and Reappearances of the Ring explained . 2588 79 81 The Shadow of the Rings on the Planet , and xii CONTENTS .
... Saturn • Actual Changes observed from the Earth Effect of the Inclination of Saturn's Orbit to the Ecliptie . 83 Disappearances and Reappearances of the Ring explained . 2588 79 81 The Shadow of the Rings on the Planet , and xii CONTENTS .
Страница 46
... . There was no other disappearance at this passage of the ring's plane across the orbit of the earth . See Chapter IV . glasses , he must again and again have brought the 46 SATURN AND ITS SYSTEM . Perplexed by Saturn's Changes of Form.
... . There was no other disappearance at this passage of the ring's plane across the orbit of the earth . See Chapter IV . glasses , he must again and again have brought the 46 SATURN AND ITS SYSTEM . Perplexed by Saturn's Changes of Form.
Страница 48
... disappearance and reappearance of the ansæ , and carefully investigating the theories which appeared most plausibly to account for the phenomena , Huygens at length arrived at the true explanation . He announced to his contempo- raries ...
... disappearance and reappearance of the ansæ , and carefully investigating the theories which appeared most plausibly to account for the phenomena , Huygens at length arrived at the true explanation . He announced to his contempo- raries ...
Страница 50
... disappearance of the satellite but that suggested by Cassini ; the latter by a series of careful observations with his powerful re- flectors , establishing the correctness of Cassini's observations . These , and similar observations by ...
... disappearance of the satellite but that suggested by Cassini ; the latter by a series of careful observations with his powerful re- flectors , establishing the correctness of Cassini's observations . These , and similar observations by ...
Страница 53
... disappearance of the rings , the earth being nearly in their plane , Maradi observed a singular phenomenon : -the narrowing ansæ of the ring appeared to be unequal in size , the eastern being the larger ; yet after an interval of two ...
... disappearance of the rings , the earth being nearly in their plane , Maradi observed a singular phenomenon : -the narrowing ansæ of the ring appeared to be unequal in size , the eastern being the larger ; yet after an interval of two ...
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Често срещани думи и фрази
angle aphelion appear ascending node astronomers atmosphere attractions body breadth celestial sphere Chaldæans circle conjunction considered corresponding Crown 8vo dark ring density determined diameter diminish disturbing division eccentricity ecliptic Edition effects ellipse equal equatorial equinox figure heliocentric hemisphere Herschel horizon inclined increase inner edge inner satellites interval Jupiter Jupiter's latitude less line of nodes line of sight longitude lunar major axis mean distance meridian miles moon moon's move nearly northern observer on earth opposition outer edge outer ring outline parallel path perihelion period phenomena plane of Saturn's planetary Plate pole position present quadrature R. A. Proctor represent respectively retrograde motion ring's plane rotation satellites Saturn Saturn's disc Saturn's globe Saturn's orbit Saturn's ring Saturnian seen shadow sidereal sidereal period solar southern spheroid stars sun's centre supposed synodical revolution Table telescope tion variations velocity vernal equinox vis viva vols Woodcuts