Fourteen Weeks in Descriptive Astronomy |
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Page 16
... Christ , put to death the principal officers of state because they had failed to calculate an approaching eclipse . * October 13 , 2127 B. C. THE CHALDEANS . - The Chaldean shepherds , watch- ing 16 INTRODUCTION . HISTORY OF ASTRONOMY.
... Christ , put to death the principal officers of state because they had failed to calculate an approaching eclipse . * October 13 , 2127 B. C. THE CHALDEANS . - The Chaldean shepherds , watch- ing 16 INTRODUCTION . HISTORY OF ASTRONOMY.
Page 18
... calculated them by means of the Saros . He was most emphatically a dreamer . He conceived a system of the universe ... calculate the size of some of the animals in the moon ; that the planets are placed at intervals cor- responding to ...
... calculated them by means of the Saros . He was most emphatically a dreamer . He conceived a system of the universe ... calculate the size of some of the animals in the moon ; that the planets are placed at intervals cor- responding to ...
Page 19
... calculated the length of the year to with- in six minutes , discovered the precession of the equi- noxes , and made the first catalogue of the stars- 1081 in number . Two THE EGYPTIANS . - Egypt , as well as Chaldea , was noted for its ...
... calculated the length of the year to with- in six minutes , discovered the precession of the equi- noxes , and made the first catalogue of the stars- 1081 in number . Two THE EGYPTIANS . - Egypt , as well as Chaldea , was noted for its ...
Page 33
... ures to find how much the moon's path around the earth curves each second . He reached the result at last . It was nearly , but not quite exact . Disap- pointed , he laid aside his calculations . Repeatedly he HISTORY . 33.
... ures to find how much the moon's path around the earth curves each second . He reached the result at last . It was nearly , but not quite exact . Disap- pointed , he laid aside his calculations . Repeatedly he HISTORY . 33.
Page 34
Joel Dorman Steele. pointed , he laid aside his calculations . Repeatedly he reviewed them , but could not find a mistake ... calculating and testing their orbits . At last he turned his attention to the sun , and , by reasoning equally ...
Joel Dorman Steele. pointed , he laid aside his calculations . Repeatedly he reviewed them , but could not find a mistake ... calculating and testing their orbits . At last he turned his attention to the sun , and , by reasoning equally ...
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Common terms and phrases
ancients Andromeda angle aphelion appear Aries astronomers atmosphere axis Boötes bright brilliant Canis Minor Capricornus Cassiopeia cause Celestial Sphere centre Cepheus circle color comet conjunction constellation Cor Caroli dark density Describe diameter disk earth east ecliptic equal equator equinoctial figure fixed stars full moon globe heat heavenly bodies heavens Hercules Herschel horizon inclined inferior conjunction inferior planet Jupiter latitude length light luminous lunar Lyra magnitude Mars mean distance Mercury meridian meteors miles moon's motion move naked eye nearly nebula Neptune night node north pole Orion parallax pass path penumbra perihelion Perseus Pisces polar Polaris precession rays revolve ring rising Saturn seasons seen shine side sidereal sidereal day solar day solar system solstice space spots summer sun's surface synodic revolution tance Taurus telescope theory tion Uranus Ursa Major Ursa Minor varies velocity Venus vernal equinox visible winter Zodiac