Outlines of astronomy |
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Page xxi
... planets . The stations and retrogradations . The Sun their natural center of motion . Inferior planets . Their ... planet's orbit . Its heliocentric and geocentric place . Empirical law of planetary distances ; violated in the case ...
... planets . The stations and retrogradations . The Sun their natural center of motion . Inferior planets . Their ... planet's orbit . Its heliocentric and geocentric place . Empirical law of planetary distances ; violated in the case ...
Page xxii
... PLANETARY PERTURBATIONS . - Page 340 CHAPTER XII . Subject propounded . Problem of three bodies . Superposition of ... planet disturbed by an interior . The reverse case . In every case the node of the dis- turbed orbit recedes on the ...
... PLANETARY PERTURBATIONS . - Page 340 CHAPTER XII . Subject propounded . Problem of three bodies . Superposition of ... planet disturbed by an interior . The reverse case . In every case the node of the dis- turbed orbit recedes on the ...
Page 194
... planet * ) — including the sun , moon , and planets , as well as the singular class of bodies termed comets , in whose apparent places among the stars , and among each other , the observation of a few days , or even hours , is ...
... planet * ) — including the sun , moon , and planets , as well as the singular class of bodies termed comets , in whose apparent places among the stars , and among each other , the observation of a few days , or even hours , is ...
Page 301
... PLANETS . THE STATIONS AND RE- TROGRADATIONS . - THE SUN THEIR NATURAL CENTER OF MOTION . -INFERIOR PLANETS . — THEIR ... PLANET'S ORBIT . -ITS HELIOCENTRIC AND GEOCENTRIC PLACE . - EMPIRICAL LAW OF PLANETARY DISTANCES ; -VIOLATED IN THE ...
... PLANETS . THE STATIONS AND RE- TROGRADATIONS . - THE SUN THEIR NATURAL CENTER OF MOTION . -INFERIOR PLANETS . — THEIR ... PLANET'S ORBIT . -ITS HELIOCENTRIC AND GEOCENTRIC PLACE . - EMPIRICAL LAW OF PLANETARY DISTANCES ; -VIOLATED IN THE ...
Page 302
... planets to which the name of Asteroids has been assigned . ( 457. ) The apparent motions of the planets are much more irregular than those of the sun or moon . Generally speaking , and comparing their places at distant times , they all ...
... planets to which the name of Asteroids has been assigned . ( 457. ) The apparent motions of the planets are much more irregular than those of the sun or moon . Generally speaking , and comparing their places at distant times , they all ...
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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