Outlines of astronomy |
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Page vii
... present state of our knowledge in those departments . - The chief novelty in the volume , as it now stands , will be found in the manner in which the subject of Perturbations is treated . It is not it cannot be made elementary , in the ...
... present state of our knowledge in those departments . - The chief novelty in the volume , as it now stands , will be found in the manner in which the subject of Perturbations is treated . It is not it cannot be made elementary , in the ...
Page xi
... present the sub- ject in its simplest form , avoiding altogether entering into minutiae of chronological discussion . J. F. W. HERSCHEL . Collingwood , April 12. 1849 . PREFACE TO THE FIFTH EDITION . THE rapid progress of PREFACE . xi.
... present the sub- ject in its simplest form , avoiding altogether entering into minutiae of chronological discussion . J. F. W. HERSCHEL . Collingwood , April 12. 1849 . PREFACE TO THE FIFTH EDITION . THE rapid progress of PREFACE . xi.
Page 2
... present only lucid sparks or brilliant atoms , are to him suns of various and transcendent glory - effulgent centres of life and light to myriads of unseen worlds . So that when , after dilating his thoughts to comprehend the grandeur ...
... present only lucid sparks or brilliant atoms , are to him suns of various and transcendent glory - effulgent centres of life and light to myriads of unseen worlds . So that when , after dilating his thoughts to comprehend the grandeur ...
Page 5
... present work ( though of such , — at least in the latter predicament , —I trust the number will be few ) , that its utmost pretension is to place them on the threshold of this particular wing of the temple of Science , or rather on an ...
... present work ( though of such , — at least in the latter predicament , —I trust the number will be few ) , that its utmost pretension is to place them on the threshold of this particular wing of the temple of Science , or rather on an ...
Page 6
... present work , may yet find their account in its perusal , for this reason , that it is always of advantage to present any given body of knowledge to the mind in as great a variety of dif- ferent lights as possible . It is a property of ...
... present work , may yet find their account in its perusal , for this reason , that it is always of advantage to present any given body of knowledge to the mind in as great a variety of dif- ferent lights as possible . It is a property of ...
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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