An Introduction to Astronomy ...J. Nunn, 1816 - 428 páginas |
Dentro del libro
Resultados 1-5 de 49
Página 10
... thousand years past . But an advantage still more interesting and im- portant , is the assistance which this science affords to geography and navigation . An acquaintance with the situation and position of different countries , is not ...
... thousand years past . But an advantage still more interesting and im- portant , is the assistance which this science affords to geography and navigation . An acquaintance with the situation and position of different countries , is not ...
Página 24
... surest observations , that their dis- tances from us are so immense , and the orbits in which they revolve so prodigiously great , that the nearest of them would move at least a hundred thousand 24 OF THE FIGURE AND MOTION [ LET . II .
... surest observations , that their dis- tances from us are so immense , and the orbits in which they revolve so prodigiously great , that the nearest of them would move at least a hundred thousand 24 OF THE FIGURE AND MOTION [ LET . II .
Página 25
John Bonnycastle. nearest of them would move at least a hundred thousand miles in a minute . Now as nature never does that in a complicated and laborious manner which may be done in a more simple and easy one ; it is certainly more ...
John Bonnycastle. nearest of them would move at least a hundred thousand miles in a minute . Now as nature never does that in a complicated and laborious manner which may be done in a more simple and easy one ; it is certainly more ...
Página 33
... thousand one hundred and twenty ; and in his course round the sun , he moves at the rate of a hundred and five thousand miles an hour . This planet , when viewed , in different positions , with a good telescope , seems to have all the ...
... thousand one hundred and twenty ; and in his course round the sun , he moves at the rate of a hundred and five thousand miles an hour . This planet , when viewed , in different positions , with a good telescope , seems to have all the ...
Página 34
... thousand miles an hour , its annual re- volution is performed in 365 days , 6 hours , or the space of a year ; which motion , though 120 times swifter than that of a cannon - ball , is but little more than half the velocity of Mercury ...
... thousand miles an hour , its annual re- volution is performed in 365 days , 6 hours , or the space of a year ; which motion , though 120 times swifter than that of a cannon - ball , is but little more than half the velocity of Mercury ...
Términos y frases comunes
ancient angle appear astronomers axis bodies called celestial centre Ceres circle clock comets dark degrees determined diameter disc discovered discoveries diurnal diurnal rotation doctrine earth eclipse epact equal equator fall figure fixed stars force globe gravity greater greatest half heavens hemisphere horizon hundred idea imagined instrument Jupiter Kepler latitude less Libra light longitude lunar lunar eclipse magnitude manner measure Mercury meridian method millions of miles minutes moon moon's motion move round nature Newton night nodes noon north pole northern northern hemisphere observed occasioned orbit parallax pass perceive perihelion phænomena phænomenon philosophers planets pole reckoned revolution revolves round rotation round the earth round the sun satellites Saturn seconds seen situation solar southern constellation space sun and moon sun's supposed surface tance telescope things thousand tion toises twelve Tycho Brahe Uranus Venus Vesta Villejuif whilst zenith
Pasajes populares
Página 58 - Or, if they list to try Conjecture, he his fabric of the Heavens Hath left to their disputes — perhaps to move His laughter at their quaint opinions wide Hereafter, when they come to model Heaven, And calculate the stars; how they will wield The mighty frame; how build, unbuild, contrive To save appearances; how gird the Sphere With Centric and Eccentric scribbled o'er, Cycle and Epicycle, orb in orb.
Página 289 - Or of the eternal co-eternal beam, May I express thee unblamed ? since God is light, And never but in unapproached light Dwelt from eternity, dwelt then in thee, Bright effluence of bright essence increate. Or hear'st thou rather pure ethereal stream, Whose fountain who shall tell?
Página 332 - He scarce had ceased, when the superior fiend Was moving toward the shore: his ponderous shield, Ethereal temper, massy, large, and round, Behind him cast; the broad circumference Hung on his shoulders like the moon, whose orb Through optic glass the Tuscan artist views, At evening, from the top of Fesole, Or in Valdarno, to descry new lands, Rivers, or mountains, in her spotty globe.
Página 382 - Less than archangel ruined, and the excess Of glory obscured ; as when the sun, new risen, Looks through the horizontal misty air Shorn of his beams, or from behind the moon, In dim eclipse, disastrous twilight sheds On half the nations, and with fear of change Perplexes monarchs.
Página 294 - Horrid with frost and turbulent with storm, Blows autumn, and his golden fruits, away : Then melts into the spring : soft spring, with breath Favonian, from warm chambers of the south, Recalls the first.
Página 289 - Or hear'st thou rather pure ethereal stream, Whose fountain who shall tell? Before the sun, Before the heavens thou wert, and at the voice Of God, as with a mantle didst invest The rising world of waters dark and deep, Won from the void and formless infinite.
Página 289 - His mirror, with full face borrowing her light From him, for other light she needed none In that...
Página 401 - This Being governs all things, not as the Soul of the World, but as Lord over all; and, on account of his dominion, he is wont to be called Lord God, or Universal Ruler.
Página 400 - This most beautiful System of the Sun, Planets, and Comets, could only proceed from the counsel and dominion of an intelligent and powerful Being.
Página 76 - Works in the secret deep; shoots, steaming, thence The fair profusion that o'erspreads the Spring: Flings from the sun direct the flaming day; Feeds every creature ; hurls the tempest forth ; And, as on earth this grateful change revolves, With transport touches all the springs of life.