High-school AstronomySheldon & Company, 1872 |
From inside the book
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Page 13
... revolve from east to west around the earth , carrying with it the sun , moon , and stars , every twenty - four hours ; and the spheres being crystal , the distant stars were visible through them . 2. If the sun was designed to enlighten ...
... revolve from east to west around the earth , carrying with it the sun , moon , and stars , every twenty - four hours ; and the spheres being crystal , the distant stars were visible through them . 2. If the sun was designed to enlighten ...
Page 14
... revolve westward , is no proof that they are actu- ally in motion . We often transfer our own motion , in imagination , to bodies that are at rest : especially when carried swiftly forward without any apparent cause , as when one ...
... revolve westward , is no proof that they are actu- ally in motion . We often transfer our own motion , in imagination , to bodies that are at rest : especially when carried swiftly forward without any apparent cause , as when one ...
Page 15
... revolve . THE COPERNICAN SYSTEM . 1. The above cut is a representation of the Copernican Theory of the Solar System . In the center is seen the sun , in a state of rest . Around him , at unequal distances , are the planets and fixed ...
... revolve . THE COPERNICAN SYSTEM . 1. The above cut is a representation of the Copernican Theory of the Solar System . In the center is seen the sun , in a state of rest . Around him , at unequal distances , are the planets and fixed ...
Page 29
... revolve around him . 23. The Sun is the center of the system , around which all the solar bodies revolve , and from which they receive their light and heat . 24. The Planets are those spherical bodies or worlds that revolve statedly ...
... revolve around him . 23. The Sun is the center of the system , around which all the solar bodies revolve , and from which they receive their light and heat . 24. The Planets are those spherical bodies or worlds that revolve statedly ...
Page 30
Hiram Mattison. that revolve not only around the sun , but also around the primary planets , as their attendants , or moons . The secondary planets are also called Moons or Satellites . A satellite is a follower of attendant upon another ...
Hiram Mattison. that revolve not only around the sun , but also around the primary planets , as their attendants , or moons . The secondary planets are also called Moons or Satellites . A satellite is a follower of attendant upon another ...
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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.