The Planetary and Stellar Worlds: A Popular Exposition of the Great Discoveries and Theories of Modern Astronomy. In a Series of Ten LecturesOakley & Mason, 1868 - 320 páginas |
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Página ix
... cause which could induce such sacrifices . After the laying of the corner - stone , the lateness of the season , and other causes , induced a suspension of the work on the building for the winter ; and it was not resumed until May ...
... cause which could induce such sacrifices . After the laying of the corner - stone , the lateness of the season , and other causes , induced a suspension of the work on the building for the winter ; and it was not resumed until May ...
Página x
... My public lectures at home had been comparatively well received , and after much hesitation it was resolved to make an experiment elsewhere For five years I nad been pleading the cause of science among those little PREFACE .
... My public lectures at home had been comparatively well received , and after much hesitation it was resolved to make an experiment elsewhere For five years I nad been pleading the cause of science among those little PREFACE .
Página xi
... cause of science among those little acquainted with its technical language . I had become habitu- ated to the use of such terms as were easily understood ; and probably to this circumstance , more than to any other one thing , am I ...
... cause of science among those little acquainted with its technical language . I had become habitu- ated to the use of such terms as were easily understood ; and probably to this circumstance , more than to any other one thing , am I ...
Página xiii
... Cause of the phases sought ; two revolutions of the moon discovered , 45. First ideas of the constellations ; North Star , 47. Motions of the sun and moon among the stars ; the starry heavens surround the earth , 48. First measure of ...
... Cause of the phases sought ; two revolutions of the moon discovered , 45. First ideas of the constellations ; North Star , 47. Motions of the sun and moon among the stars ; the starry heavens surround the earth , 48. First measure of ...
Página xiv
... Causes retarding the progress of astronomy , 77. The confounding of true and apparent motion ; immobility of the earth and its central position , 78. The Greek astronomers , Pythagoras , Nicetas , Hipparchus , Ptolemy , 80. System of ...
... Causes retarding the progress of astronomy , 77. The confounding of true and apparent motion ; immobility of the earth and its central position , 78. The Greek astronomers , Pythagoras , Nicetas , Hipparchus , Ptolemy , 80. System of ...
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Términos y frases comunes
absolute accomplished actually aphelion appear astonishing astronomer axis beautiful body bright celestial sphere centre centrifugal force circle cluster comet commenced computed constellations curve detected determined diameter direction discovered discovery double stars earth earth's orbit eccentricity eclipse efforts entire equal equator examination existence fact finally fixed stars force forever grand Halley's comet heavens Herschel inclined increase instrument investigation Jupiter Kepler law of gravitation laws of Kepler light limits magnitude matter mean distance mighty miles Milky millions mind moon moon's motion move movements mysterious nearly nebula night object observation observatory orbs parallax pass perihelion phenomena philosopher planet planetary planetary orbits position precisely present primitive problem proper motion reached remarkable retrograde motion revealed revolving round satellites Saturn seen slowly solar system sphere Struve sun and moon sun's sweeping tance telescope theory thousand tion truth Uranus vast velocity visible wonderful