The Story of the Stars: New Descriptive Astronomy |
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Page 18
... aphelion ( point furthest from the sun ) its motion is slowest . Again he " hunted down " various hypotheses , until , at last , Fig . 6 . S B he discovered that though , in going from B to A , the planet moves more slowly , and from D ...
... aphelion ( point furthest from the sun ) its motion is slowest . Again he " hunted down " various hypotheses , until , at last , Fig . 6 . S B he discovered that though , in going from B to A , the planet moves more slowly , and from D ...
Page 36
... aphelion than in perihelion . * The sun's distance from the earth is determined , as we shall learn hereafter ( see Celestial Measurements ) , by means of the solar parallax . In the former editions of this work , the parallax of 8.94 ...
... aphelion than in perihelion . * The sun's distance from the earth is determined , as we shall learn hereafter ( see Celestial Measurements ) , by means of the solar parallax . In the former editions of this work , the parallax of 8.94 ...
Page 56
... aphelion . Comparison of the two Groups of the Major Planets . ( Chambers . ) -- Separating the major planets into two groups , if we take Mercury , Venus , the Earth , and Mars as belonging to the interior , and Jupiter , Saturn ...
... aphelion . Comparison of the two Groups of the Major Planets . ( Chambers . ) -- Separating the major planets into two groups , if we take Mercury , Venus , the Earth , and Mars as belonging to the interior , and Jupiter , Saturn ...
Page 57
... aphelion distance . Characteristics of a Planetary Orbit . - It will not be difficult to follow in the mind the additional characteristics of a planet's orbit . Take two hoops , and bind them into an oval shape . Incline one slightly to ...
... aphelion distance . Characteristics of a Planetary Orbit . - It will not be difficult to follow in the mind the additional characteristics of a planet's orbit . Take two hoops , and bind them into an oval shape . Incline one slightly to ...
Page 59
... aphelion distance of Encke's comet would be at 880 feet ; the aphelion distance of Donati's comet of 1858 at six miles ; and the nearest fixed star at 7,500 miles . According to this scale , the daily motion of Vulcan. Comparative Size ...
... aphelion distance of Encke's comet would be at 880 feet ; the aphelion distance of Donati's comet of 1858 at six miles ; and the nearest fixed star at 7,500 miles . According to this scale , the daily motion of Vulcan. Comparative Size ...
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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 conjunction 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 surface synodic revolution tail Taurus telescope theory tion Uranus Ursa Major Ursa Minor varies velocity Venus vernal equinox visible zenith Zodiac
Popular passages
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 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.
Page 229 - 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 258 - 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 266 - A solar day is the interval between two successive passages of the sun across the meridian of any place. If the earth were stationary in its orbit, the solar day would be of the same length as the sidereal ; but while the earth is turning around on its axis, it is going forward at the rate a'i 360° in a year, or about 1° per day.
Page 24 - Every particle of matter in the universe attracts every other particle of matter with a force directly proportional to the product of their masses, and decreasing as the square of the distance between them increases.
Page 218 - 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 297 - 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 117 - Were it not for the reflective and scattering power of the atmosphere, no objects would be visible to us out of direct sunshine; every shadow of a passing cloud would be pitchy darkness ; the stars would be visible all day, and every apartment, into which the sun had not direct admission, would be involved in nocturnal obscurity.