Outlines of astronomy |
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Page 3
... minute system to which it belongs - as to be in- visible and unsuspected from some of its principal and remoter members . ( 3. ) There is hardly any thing which sets in a stronger light the inherent power of truth over the mind of man ...
... minute system to which it belongs - as to be in- visible and unsuspected from some of its principal and remoter members . ( 3. ) There is hardly any thing which sets in a stronger light the inherent power of truth over the mind of man ...
Page 8
... minute description of methods of observation , or the formulæ he requires prepared to his hand , or their de- monstrations drawn out in detail . In all these the present work will be found meagre , and quite inadequate to his wants ...
... minute description of methods of observation , or the formulæ he requires prepared to his hand , or their de- monstrations drawn out in detail . In all these the present work will be found meagre , and quite inadequate to his wants ...
Page 16
... minute proportion to the whole earth , are yet too considerable with respect to ourselves and to that small portion of it which we can see at a single view , to allow of our forming any judgment of the form of the whole , from that of a ...
... minute proportion to the whole earth , are yet too considerable with respect to ourselves and to that small portion of it which we can see at a single view , to allow of our forming any judgment of the form of the whole , from that of a ...
Page 32
... minute solid particles which float in it , and , perhaps , also on the actual material atoms of the air itself . To understand how this takes place , we must recollect , that it is not only by the direct light of a luminous object that ...
... minute solid particles which float in it , and , perhaps , also on the actual material atoms of the air itself . To understand how this takes place , we must recollect , that it is not only by the direct light of a luminous object that ...
Page 59
... minutes , and seconds , from 0 up to 90 ° , and northwards or southwards ac- cording to the hemisphere the place lies in . Thus , the obser vatory at Greenwich is situated in 51 ° 28 ′ 40 ′′ north latitude . This definition of latitude ...
... minutes , and seconds , from 0 up to 90 ° , and northwards or southwards ac- cording to the hemisphere the place lies in . Thus , the obser vatory at Greenwich is situated in 51 ° 28 ′ 40 ′′ north latitude . This definition of latitude ...
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Common terms and phrases
amount angle angular appear apsides ascertained astronomical attraction axis bright calculation celestial circle comet curve described diameter difference direction disc distance disturbed body disturbing force diurnal diurnal motion double stars earth ecliptic Edition effect epoch equal equator equinoctial equinox error exact excentricity fixed globe gravity heavens heliocentric hemisphere horizon inclination inequality instance instrument interval Julian period 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 perturbations phænomena planet planetary pole portion position precession proper motions proportion recede reckoned refraction remarkable respect result revolution revolving right ascension rotation round satellites Saturn seen sidereal sidereal day situation solar sphere spherical stars station sun's suppose surface syzygies tangential force telescope tion Uranus variation velocity visible vols whole zenith