The Geography of the Heavens and Class Book of Astronomy: Accompanied by a Celestial Atlas |
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Page xviii
... into all the particulars connected with the principles and facts of astronomical science . The elliptical form of the planetary orbits , and the anomalies thence arising , the mutation of the earth's axis , the causes of the seasons ...
... into all the particulars connected with the principles and facts of astronomical science . The elliptical form of the planetary orbits , and the anomalies thence arising , the mutation of the earth's axis , the causes of the seasons ...
Page 26
The Axis of the Earth is an imaginary line , passing through its centre , north and south , about which its diurnal revolution is performed . The Poles of the Earth are the extremities of its axis . The Axis of the Heavens is the axis ...
The Axis of the Earth is an imaginary line , passing through its centre , north and south , about which its diurnal revolution is performed . The Poles of the Earth are the extremities of its axis . The Axis of the Heavens is the axis ...
Page 27
This angle is called the obliquity of the Ecliptic . The axis of the Ecliptic makes the same angle with the axis of the heavens ; so that the poles of each are 234o apart . This angle is perpetually decreasing .
This angle is called the obliquity of the Ecliptic . The axis of the Ecliptic makes the same angle with the axis of the heavens ; so that the poles of each are 234o apart . This angle is perpetually decreasing .
Page 29
In consequence of the Earth's motion eastward in its orbit , the stars seem to have a motion westward , besides their apparent diurnal motion caused by the Earth's revolution on its axis ; so that they rise and set sooner every ...
In consequence of the Earth's motion eastward in its orbit , the stars seem to have a motion westward , besides their apparent diurnal motion caused by the Earth's revolution on its axis ; so that they rise and set sooner every ...
Page 50
He also observes , of variable stars generally : - " The rotary motion of stars upon their axes is a capital feature in their resemblance to the sun . It appears to me now , that we cannot refuse to admit such a motion , and that indeed ...
He also observes , of variable stars generally : - " The rotary motion of stars upon their axes is a capital feature in their resemblance to the sun . It appears to me now , that we cannot refuse to admit such a motion , and that indeed ...
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Common terms and phrases
3d magnitude according ancient angle appear astronomers attraction axis Bear bodies called cause celestial centre changes circle comet compared consequently constellation contains continue course declination Describe determined diameter direction distance distinguished Earth east ecliptic equal equator equinoctial equinox fact figure fixed four give globe half hand head heavens hemisphere Herschel horizon Jupiter known latitude length less light magnitude marked mean Mercury meridian miles millions minutes months Moon motion move nearly night northern objects observed orbit passing period phenomena planets polar pole position present principal regard remarkable represented respect revolve right ascension rise says seasons seen side situated solar sometimes southern space square stars Sun's supposed surface tion triangle universe Venus visible whole Zodiac
Popular passages
Page 158 - 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 152 - Canst thou bind the sweet influences of the Pleiades, Or loose the bands of Orion? Canst thou bring forth Mazzaroth in his season? Or canst thou guide Arcturus with his sons?
Page 27 - Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricornus, Aquarius, Pisces; the whole occupying a complete circle, or broad belt, in the heavens, called the Zodiac.
Page 100 - Cleaves to his back; a famish'd face he bears; His arms descend, his shoulders sink away, To multiply his legs for chase of prey. He grows a wolf, his hoariness remains, And the same rage in other members reigns.
Page 112 - Dan shall be a serpent by the way, An adder in the path, That biteth the horse heels, So that his rider shall fall backward.
Page 165 - It is worthy of particular notice, that the point from which the meteors seemed to emanate was observed, by those who fixed its position among the stars, to be in the constellation Leo; and, according to their concurrent testimony, this radiant point was stationary among • the stars during the whole period of observation — that is, it did not move along with the earth in its diurnal revolution east...
Page 162 - I was called up to see the shooting of the stars, as it is commonly 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 after day-break. The meteors, which at any one instant of time appeared as numerous as the stars, flew in all possible directions, except from the earth...
Page 163 - The first appearance was that of fireworks of the most imposing grandeur, covering the entire vault of heaven with myriads of fireballs, resembling skyrockets.
Page 127 - So high in air, and set her on the clift, Where far above thy world she dwells alone, And proudly makes the strength of rocks her own ; Thence wide o'er Nature takes her dread survey, And with a glance predestinates her prey ? She feasts her young with blood ; and, hovering o'er Th' unslaughter'd host, enjoys the promis'd gore.
Page 163 - ... 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.