Fourteen Weeks in Descriptive Astronomy |
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Page 11
... MERCURY 83 VENUS THE EARTH THE SEASONS • 89 96 110 PRECESSION AND NUTATION 120 REFRACTION , ABERRATION AND PARALLAX ALLAX 130 THE MOON 139 ECLIPSES • 155 THE TIDES MARS THE MINOR PLANETS JUPITER SATURN URANUS NEPTUNE SHOOTING METEORS ...
... MERCURY 83 VENUS THE EARTH THE SEASONS • 89 96 110 PRECESSION AND NUTATION 120 REFRACTION , ABERRATION AND PARALLAX ALLAX 130 THE MOON 139 ECLIPSES • 155 THE TIDES MARS THE MINOR PLANETS JUPITER SATURN URANUS NEPTUNE SHOOTING METEORS ...
Page 20
... earth ; that at some part of this bar the sun is at- tached ; while between that and the earth , Venus is fastened - not to the bar directly , but to a sort of crank ; and further on , Mercury is hitched on 20 INTRODUCTION .
... earth ; that at some part of this bar the sun is at- tached ; while between that and the earth , Venus is fastened - not to the bar directly , but to a sort of crank ; and further on , Mercury is hitched on 20 INTRODUCTION .
Page 21
... Mercury , F G another bar , with still another short crank , at the end of which , H , Mars is attached . S THE PTOLEMAIC THEORY . B Thus they had a complete system . They did not exactly understand the nature of these bars- whether ...
... Mercury , F G another bar , with still another short crank , at the end of which , H , Mars is attached . S THE PTOLEMAIC THEORY . B Thus they had a complete system . They did not exactly understand the nature of these bars- whether ...
Page 29
... Mercury the treble . This shows what a streak of folly or superstition may run through the character of the noblest man . However , as John- son says , a mass of metal may be gold , though there be in it a little vein of tin . as ...
... Mercury the treble . This shows what a streak of folly or superstition may run through the character of the noblest man . However , as John- son says , a mass of metal may be gold , though there be in it a little vein of tin . as ...
Page 31
... Mercury alone , undecided and indifferent . From which , and from many other phenomena of Nature , such as the seven metals , etc. , we gather that the number of planets is necessarily seven . Moreover , the satellites are in- visible ...
... Mercury alone , undecided and indifferent . From which , and from many other phenomena of Nature , such as the seven metals , etc. , we gather that the number of planets is necessarily seven . Moreover , the satellites are in- visible ...
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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