Outlines of AstronomyLongman, green and Roberts, 1859 - 714 pages |
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Page xxi
... light discovered by their Satellites of Saturn - of Uranus - of Neptune - - 354 means . CHAPTER XI . OF COMETS . Great number of recorded comets . The number of those unrecorded probably much greater . General description of a comet ...
... light discovered by their Satellites of Saturn - of Uranus - of Neptune - - 354 means . CHAPTER XI . OF COMETS . Great number of recorded comets . The number of those unrecorded probably much greater . General description of a comet ...
Page xxiv
... light in altering the apparent period of a binary star CHAPTER XVII . OF CLUSTERS OF STARS AND NEBULÆ . - Page 596 Of clustering groups of stars . Globular clusters . Their stability dyna- mically possible . List of the most remarkable ...
... light in altering the apparent period of a binary star CHAPTER XVII . OF CLUSTERS OF STARS AND NEBULÆ . - Page 596 Of clustering groups of stars . Globular clusters . Their stability dyna- mically possible . List of the most remarkable ...
Page 6
... lights as possible . It is a property of illustrations of this kind to strike no two minds in the same manner , or ... light by such a course obscurity may be dissipated , some inward misgivings cleared -- some may lead to the per- up ...
... lights as possible . It is a property of illustrations of this kind to strike no two minds in the same manner , or ... light by such a course obscurity may be dissipated , some inward misgivings cleared -- some may lead to the per- up ...
Page 27
... light , or bend- ing them out of their straight course , which renders a know- ledge of the constitution of the atmosphere important to the astronomer . Owing to this property , objects seen obliquely through it appear otherwise ...
... light , or bend- ing them out of their straight course , which renders a know- ledge of the constitution of the atmosphere important to the astronomer . Owing to this property , objects seen obliquely through it appear otherwise ...
Page 32
... light of a luminous object that we see , but that whatever portion of its light which would not otherwise reach our eyes is intercepted in its course , and thrown back , or laterally , upon us , becomes to us a means of illumination ...
... light of a luminous object that we see , but that whatever portion of its light which would not otherwise reach our eyes is intercepted in its course , and thrown back , or laterally , upon us , becomes to us a means of illumination ...
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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 effect epoch equal equator equinoctial equinox error exact excentricity fixed globe gravity heavens heliocentric hemisphere 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 perturbations phænomena planet planetary pole portion position precession precisely proper motions proportion recede recess reckoned refraction remarkable render respect result revolution revolving right ascension ring 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 whole zenith