The Geography of the Heavens: And Class-book of Astronomy: Accompanied by a Celestial Atlas |
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Page 10
... Horizon is an imaginary great circle , whose plane , passing through the centre of the Earth , divides the hea vens into two hemispheres , of which the upper one is called the B. What helps to facilitate the study of the heavens ...
... Horizon is an imaginary great circle , whose plane , passing through the centre of the Earth , divides the hea vens into two hemispheres , of which the upper one is called the B. What helps to facilitate the study of the heavens ...
Page 11
... horizon will be less than two miles and three quarters ; if the eye be elevated six feet , it will be just three miles . The observer being always in the centre of the sensible horizon , it will move as he moves , and enlarge r contract ...
... horizon will be less than two miles and three quarters ; if the eye be elevated six feet , it will be just three miles . The observer being always in the centre of the sensible horizon , it will move as he moves , and enlarge r contract ...
Page 14
... horizon , and are seen no more , until , having passed through the lower hemisphere , they again reappear in the east . DESCRIPTION AND USE OF THE MAPS . 20. THE first map of the atlas represents , upon a large scale , general view of ...
... horizon , and are seen no more , until , having passed through the lower hemisphere , they again reappear in the east . DESCRIPTION AND USE OF THE MAPS . 20. THE first map of the atlas represents , upon a large scale , general view of ...
Page 17
... horizon On this account they are said to be within the circle of perpetual apparition . On the other hand , the identity of the North Polar Star , strange as it may appear , is not so casily determined by those who are just entering ...
... horizon On this account they are said to be within the circle of perpetual apparition . On the other hand , the identity of the North Polar Star , strange as it may appear , is not so casily determined by those who are just entering ...
Page 26
... horizon , directly N. of us . The true pole of the heavens is always elevated just as many degrees above our horizon , as we are north of the Equator . If we live in 42 ° N. latitude , the N. pole will be 42 ° above our horizon . ( See ...
... horizon , directly N. of us . The true pole of the heavens is always elevated just as many degrees above our horizon , as we are north of the Equator . If we live in 42 ° N. latitude , the N. pole will be 42 ° above our horizon . ( See ...
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Common terms and phrases
3d magnitude 4th magnitude angle aphelion appear Arcturus Aries astronomers Auriga axis Beta blue bright star called Cassiopeia celestial Cepheus circle cluster comet constellation Cor Caroli degree Delta Denebola diameter distant companion DOUBLE STAR Earth east ecliptic equator equinoctial feet figure fixed stars Gamma head heavens hemisphere Herschel horizon Jupiter latitude Libra light longitude luminous Map VIII mean distance Mercury meridian miles minutes Moon Moon's motion naked eye nearly NEBULA node north pole northern Number of stars o'clock OBJECTS.-Alpha observed Orion pale yellow parallax pass perihelion period Perseus planet Planisphere Pleiades polar position principal star Refracting telescopes refraction remarkable represented revolution revolve right ascension rising satellites Saturn seen shadow sidereal Sirius situated small stars solstice Sun's supposed surface tail Taurus TELESCOPIC OBJECTS tides triangle TRIPLE STAR Ursa Ursa Major Venus vernal equinox visible Zeta Zodiac
Popular passages
Page 152 - And God made two great lights; the greater light to rule the day, and the lesser light to rule the night: he made the stars also. And God set them in the firmament of the heaven to give light upon the earth, and to rule over the day, and over the night, and to divide the light from the darkness: and God saw that it was good. And the evening and the morning were the fourth day.
Page 114 - Look, how the floor of heaven Is thick inlaid with patines* of bright gold: There's not the smallest orb, which thou behold'st, But in his motion like an angel sings, Still quiring to the young-eyed cherubim: Such harmony is in immortal souls; . But, whilst this muddy vesture of decay Doth grossly close it in, we cannot hear it.
Page 155 - And oft, before tempestuous winds arise, The seeming stars fall headlong from the skies, And, shooting through the darkness, gild the night With sweeping glories, and long trails of light...
Page 157 - ... and the stars of heaven fell unto the earth, even as a fig-tree casteth her untimely figs when she is shaken of a mighty wind...
Page 156 - Towards the morning of the 13th of November, 1799, we witnessed a most extraordinary scene of shooting meteors. Thousands of bodies and falling stars succeeded each other during four hours. Their direction was very regular from north to south. From the beginning of the phenomenon there was not a space in the firmament equal in extent to three diameters of the moon which was not filled every instant with bodies or falling stars. All the meteors left luminous traces or phosphorescent bands behind them,...
Page 142 - O what a confluence of ethereal fires, From urns unnumber'd, down the steep of heaven, Streams to a point, and centres in my sight! Nor tarries there; I feel it at my heart. My heart, at once, it humbles, and exalts ; Lays it in dust, and calls it to the skies.
Page 278 - The inclination of the Earth's axis to the plane of the ecliptic causes the equinoctial to depart 23° 28
Page 49 - And, scatter'd o'er the earth, the shining fragments lay. The breathless Phaeton, with flaming hair, Shot from the chariot, like a falling star, That in a summer's evening from the top Of heaven drops down, or seems at least to drop ; Till on the Po his blasted corpse was hurl'd, Far from his country, in the western world.
Page 55 - Fair Leda's twins (in time to stars decreed) One fought on foot, one curb'd the fiery steed...
Page 156 - about three o'clock in the morning to see the shooting stars, as they are called. The phenomenon was grand and awful. The whole heavens appeared as if illuminated with sky-rockets, which disappeared only by the light of the sun toward daybreak.