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 xiv
... falling bodies , 106. Adopts the Copernican theory , 107. Constructs a telescope , 108. His discoveries in the moon , and among the planets and fixed stars , 110. Phases of Venus , 111. Questions relating to the planetary motions , 113 ...
... falling bodies , 106. Adopts the Copernican theory , 107. Constructs a telescope , 108. His discoveries in the moon , and among the planets and fixed stars , 110. Phases of Venus , 111. Questions relating to the planetary motions , 113 ...
Página 27
... fall of empires , and are fixed forever in the heavens . Possessing now a thorough knowledge of the ob- jects among which the planets were moving , and the means of measuring with approximate accuracy , their distance from the stars ...
... fall of empires , and are fixed forever in the heavens . Possessing now a thorough knowledge of the ob- jects among which the planets were moving , and the means of measuring with approximate accuracy , their distance from the stars ...
Página 47
... falling into the sun , it was at last discovered that the entire starry heavens was slowly moving forward to meet and pass by the sun , or else the sun itself was actually moving backward among the stars . This apparent motion had ...
... falling into the sun , it was at last discovered that the entire starry heavens was slowly moving forward to meet and pass by the sun , or else the sun itself was actually moving backward among the stars . This apparent motion had ...
Página 62
... falling upon the earth , might be intercepted by the earth , and thus produce a shadow which might even reach as far as the moon ? So soon as this conjecture was made , a series of examinations were commenced to confirm or destroy the ...
... falling upon the earth , might be intercepted by the earth , and thus produce a shadow which might even reach as far as the moon ? So soon as this conjecture was made , a series of examinations were commenced to confirm or destroy the ...
Página 65
... falls closer to the sun's path , and the next yet closer , until reaching forward with piercing intellectual vigor , he at last , finds a new moon which occurs precisely at the computed time of her passage across the sun's track . Here ...
... falls closer to the sun's path , and the next yet closer , until reaching forward with piercing intellectual vigor , he at last , finds a new moon which occurs precisely at the computed time of her passage across the sun's track . Here ...
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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