The Story of the Stars: New Descriptive Astronomy |
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Page 28
... longitude ( 15 ° apart ) extended to the Celestial Sphere . THE COLURES are two principal meridians ; the Equinoctial Colure is the meridian passing through the equinoxes ; the Solstitial Colure is the meridian passing through the ...
... longitude ( 15 ° apart ) extended to the Celestial Sphere . THE COLURES are two principal meridians ; the Equinoctial Colure is the meridian passing through the equinoxes ; the Solstitial Colure is the meridian passing through the ...
Page 29
... longitude , and may extend to 360 ° East , instead of 180 ° as on the earth . R. A. is never measured westward . The starting point is the meridian passing through the vernal equinox , as the meridian passing through Green- wich is the ...
... longitude , and may extend to 360 ° East , instead of 180 ° as on the earth . R. A. is never measured westward . The starting point is the meridian passing through the vernal equinox , as the meridian passing through Green- wich is the ...
Page 30
... Longitude , and Parallels of Celestial Latitude . THE CIRCLES OF CELESTIAL LONGITUDE are now seldom employed . They are measured on the Eclip- tic , as circles of Right Ascension ( R. A. ) are meas- ured on the Equinoctial . THE ...
... Longitude , and Parallels of Celestial Latitude . THE CIRCLES OF CELESTIAL LONGITUDE are now seldom employed . They are measured on the Eclip- tic , as circles of Right Ascension ( R. A. ) are meas- ured on the Equinoctial . THE ...
Page 31
... Longitude and Latitude . CELESTIAL LONGITUDE is distance from the Vernal Equinox measured on the ecliptic , eastward . CELESTIAL LATITUDE is distance from the ecliptic measured on a Subordinate Circle , north or south . THE ZODIAC . A ...
... Longitude and Latitude . CELESTIAL LONGITUDE is distance from the Vernal Equinox measured on the ecliptic , eastward . CELESTIAL LATITUDE is distance from the ecliptic measured on a Subordinate Circle , north or south . THE ZODIAC . A ...
Page 58
... longitude of the node is its distance from the first point of Aries , measured on the eclip- tic , eastward . Comparative Size of Planets ( Chambers ) .- The following scheme will assist in obtaining some notion of the magnitude of the ...
... longitude of the node is its distance from the first point of Aries , measured on the eclip- tic , eastward . Comparative Size of Planets ( Chambers ) .- The following scheme will assist in obtaining some notion of the magnitude of the ...
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Common terms and phrases
ancients Andromeda angle aphelion appearance Aries astronomers atmosphere autumnal equinox axis Boötes bright brilliant Canis Minor Capricornus Cassiopeia cause Celestial Sphere Cepheus circle color comet conjunction constellation Cor Caroli dark Describe diameter disk distance earth earth's orbit east ecliptic equal equator equinoctial fixed stars globe heat heavenly bodies heavens Hercules horizon inferior planet Jupiter latitude length Libra light longitude lunar Lyra magnitude Mars mean measured Mercury meridian meteors moon moon's motion move MYTHOLOGICAL naked eye nearly nebula Neptune night node north pole observations Orion parallax pass path perihelion Perseus polar Polaris precession rays revolve rings rising rotation satellites Saturn seasons seen shine sidereal Sirius solar day solar system space spectrum spots sun's superior planet surface synodic revolution tail Taurus telescope theory tion Uranus Ursa Major Ursa Minor varies velocity Venus vernal equinox visible zenith Zodiac
Popular passages
Page 227 - Back comes the Chief in triumph. Who, in the hour of fight, Hath seen the Great Twin Brethren In harness on his right. Safe comes the ship to haven, Through billows and through gales, If once the Great Twin Brethren Sit shining on the sails.
Page 112 - While the earth remaineth, seedtime and harvest, and cold and heat, and summer and winter, and day and night shall not cease.
Page 257 - That nothing walks with aimless feet ; That not one life shall be destroyed, Or cast as rubbish to the void, When God hath made the pile complete...
Page vii - God, That God, which ever lives and loves, One God, one law, one element, And one far-off divine event, To which the whole creation moves.
Page 295 - The Ram, the Bull, the heavenly Twins, And next the Crab the Lion shines, The Virgin and the Scales ; The Scorpion, Archer, and He-goat, The Man that holds the watering-pot, And Fish with glittering tails.
Page 216 - Her nails are sharpen'd into pointed claws, Her hands bear half her weight, and turn to paws ; Her lips, that once could tempt a god, begin To grow distorted in an ugly grin. And...
Page 284 - I had a dream, which was not all a dream. The bright sun was extinguished, and the stars Did wander darkling in the eternal space, Rayless, and pathless, and the icy Earth Swung blind and blackening in the moonless air...
Page 264 - A solar day is the interval between two successive passages of the sun across the meridian of any place.
Page 24 - Law of gravitation: Every particle of matter in the universe attracts every other particle with a force varying directly as the product of their masses and inversely as the square of the distance between them.
Page 19 - If you forgive me, I rejoice ; if you are angry, I can bear it. The die is cast, the book is written, to be read either now or by posterity, I care not which. It may well wait a century for a reader, as God has waited six thousand years for an observer.