High-school AstronomySheldon & Company, 1872 |
From inside the book
Results 1-5 of 44
Page 6
... Ecliptic , Zodiac , Signs , & c .. Celestial Latitude and Longitude .. ...... 45 45 46 48 49 50 53 Mean and True Places of a Planet . 54 Direct and Retrograde Motions .. 55 Morning and Evening Stars ..... 57 Deviation of the Orbits of ...
... Ecliptic , Zodiac , Signs , & c .. Celestial Latitude and Longitude .. ...... 45 45 46 48 49 50 53 Mean and True Places of a Planet . 54 Direct and Retrograde Motions .. 55 Morning and Evening Stars ..... 57 Deviation of the Orbits of ...
Page 7
... Ecliptic Limits - Umbra and Penumbra .. Why all Central Eclipses not total .... VII . - SATELLITES OF THE EXTERIOR PLANETS . 116 117 118 119 120 122 Satellites of Jupiter - Distances , Periods , & c ............... .. 124 Eclipses of ...
... Ecliptic Limits - Umbra and Penumbra .. Why all Central Eclipses not total .... VII . - SATELLITES OF THE EXTERIOR PLANETS . 116 117 118 119 120 122 Satellites of Jupiter - Distances , Periods , & c ............... .. 124 Eclipses of ...
Page 26
... Ecliptic . The Sensible Horizon is that circle which terminates our view , or where the earth and sky seem to meet . The Rational Horizon is an imaginary plane , below the visible horizon , and parallel to it , which , passing through ...
... Ecliptic . The Sensible Horizon is that circle which terminates our view , or where the earth and sky seem to meet . The Rational Horizon is an imaginary plane , below the visible horizon , and parallel to it , which , passing through ...
Page 50
... ECLIPTIC , ZODIAC , SIGNS , ETC. 83. The Ecliptic is the plane of the earth's orbit , or the path in which the sun appears to revolve in the heavens . PLANE OF THE ECLIPTIC . 1. In the above cut , an attempt is made to represent the ...
... ECLIPTIC , ZODIAC , SIGNS , ETC. 83. The Ecliptic is the plane of the earth's orbit , or the path in which the sun appears to revolve in the heavens . PLANE OF THE ECLIPTIC . 1. In the above cut , an attempt is made to represent the ...
Page 51
Hiram Mattison. 85. The Poles of the Ecliptic are the extremnities of an imaginary axis upon which the ecliptic seems to revolve . As the ecliptic and equinoctial are not in the same plane , their poles do not coincide , or are not in ...
Hiram Mattison. 85. The Poles of the Ecliptic are the extremnities of an imaginary axis upon which the ecliptic seems to revolve . As the ecliptic and equinoctial are not in the same plane , their poles do not coincide , or are not in ...
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Common terms and phrases
angle angular aphelion apparent magnitude appear Asteroids astronomers atmosphere attraction axis bodies called cause celestial Celestial Longitude circle comets concave constellations diameter difference direction disk distance earth earth's orbit east eastward ecliptic equator equinoctial equinox exterior planets figure fixed stars full moon globe heavens hemisphere Illustrate by diagram inclination Jupiter length libration light and heat longitude lunar Mars Mercury meridian minutes moon moon's orbit motion naked eye nearly nebulous Neptune nodes o'clock objects observations opposite pass perihelion planetary planets pole principal stars Prof refracting telescope refraction Remark represent respect retrograde revolve right ascension rings satellites Saturn seasons seen shadow shown side sidereal revolution solar day solar eclipse solar system sphere spots student sun and moon sun's supposed surface symbol synodic revolution tails telescope tide-wave tides tion transit Uranus velocity Venus vernal equinox visible zodiac zodiacal light
Popular passages
Page 168 - He telleth the number of the stars, and calleth them all by their names.
Page 10 - And God said, Let there be lights in the firmament of the heaven to divide the day from the night; and let them be for signs, and for seasons, and for days, and years: And let them be for lights in the firmament of the heaven to give light upon the earth: and it was so.
Page 173 - Canst thou bind the sweet influences of Pleiades, or loose the bands of Orion? Canst thou bring forth Mazzaroth in his season? or canst thou guide Arcturus with his sons?
Page 10 - 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.
Page 170 - Lo, these are parts of his ways; but how little a portion is heard of him? but the thunder of his power who can understand?
Page 200 - ... thousand stars, compacted and wedged together in a round space, whose angular diameter does not exceed eight or ten minutes; that is to say, in an area not more than a tenth part of that covered by the moon.
Page 66 - The inclination of the Earth's axis to the plane of the ecliptic causes the equinoctial to depart 23° 28
Page 21 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.