Outlines of Astronomy |
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Page vii
... complete accordance with its original design as a work of explanation ) ; to introduce much new matter in the earlier portions of it ; to re - write , upon a far more matured and comprehensive plan , the part relating to the lunar and ...
... complete accordance with its original design as a work of explanation ) ; to introduce much new matter in the earlier portions of it ; to re - write , upon a far more matured and comprehensive plan , the part relating to the lunar and ...
Page ix
... complete impartiality ; and in the exposition of the perturbative action on Uranus , by which the existence and situation of the disturbing planet became revealed to us , I have endeavoured , in pursuance of the general plan of this ...
... complete impartiality ; and in the exposition of the perturbative action on Uranus , by which the existence and situation of the disturbing planet became revealed to us , I have endeavoured , in pursuance of the general plan of this ...
Page xiv
... complete revolution of the nodes . Lagrange's theorem of the stability of the inclinations of the plane- tary orbits . Change of obliquity of the ecliptic . Precession of the equinoxes explained . Nutation . Principle of forced ...
... complete revolution of the nodes . Lagrange's theorem of the stability of the inclinations of the plane- tary orbits . Change of obliquity of the ecliptic . Precession of the equinoxes explained . Nutation . Principle of forced ...
Page 20
... complete the information gained ; but we shall endeavour in every case , as far as it can be done without a sacrifice of clearness , and of that useful brevity which consists in the absence of prolixity and epi- sode , to render what we ...
... complete the information gained ; but we shall endeavour in every case , as far as it can be done without a sacrifice of clearness , and of that useful brevity which consists in the absence of prolixity and epi- sode , to render what we ...
Page 22
... complete — not in the principles , for those he well knows are too firmly established to be shaken — but pre- cisely in the mode of action . He has followed out a train of reasoning by logical and technical rules , but the signs he has ...
... complete — not in the principles , for those he well knows are too firmly established to be shaken — but pre- cisely in the mode of action . He has followed out a train of reasoning by logical and technical rules , but the signs he has ...
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Common terms and phrases
altitude amount angle angular appear apsides ascertained astronomers axis bright calculation celestial centre circle comet curve described diameter difference direction disc distance disturbed body disturbing force diurnal diurnal motion double stars earth ecliptic effect ellipse epoch equal equator equinoctial equinox error exact excentricity fixed globe gravity greater heavens heliocentric horizon inclination increase inequality instance instrument interval Jupiter latitude latter less light longitude lunar magnitude mass mean measure meridian moon moon's motion nearly nebula node normal force nutation object observed orbit parallax parallel perigee perihelion period perpendicular perturbations planet planetary pole portion position precession proper motions proportion recede recess reckoned refraction remarkable respect result revolution right ascension rotation round satellites Saturn seen sidereal sidereal day sidereal period situation solar sphere spherical stars station sun's suppose syzygies tangential force telescope tion Uranus variation velocity visible whole zenith