Fourteen Weeks in Descriptive Astronomy |
From inside the book
Page 11
... PLANETS 65 VULCAN 82 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 ...
... PLANETS 65 VULCAN 82 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 ...
Page 13
... planets , stars , and , as our globe itself is a planet , of the earth also . It is , above all others , a science that cultivates the powers of the imagination . Yet all its theories and distances are based upon the most rigorous ...
... planets , stars , and , as our globe itself is a planet , of the earth also . It is , above all others , a science that cultivates the powers of the imagination . Yet all its theories and distances are based upon the most rigorous ...
Page 18
... planets are inhabited — and he even attempted to calculate the size of some of the animals in the moon ; that the planets are placed at intervals cor- responding to the scale in music , and that they move in harmony , making the " music ...
... planets are inhabited — and he even attempted to calculate the size of some of the animals in the moon ; that the planets are placed at intervals cor- responding to the scale in music , and that they move in harmony , making the " music ...
Page 20
... planets were to the ancients extremely complex . Venus , for instance , was sometimes seen as " evening star " in the ... planet re- volves in a circle , and that the earth is the fixed centre around which the sun and the heavenly bodies ...
... planets were to the ancients extremely complex . Venus , for instance , was sometimes seen as " evening star " in the ... planet re- volves in a circle , and that the earth is the fixed centre around which the sun and the heavenly bodies ...
Page 21
... planets along in a large circle about the earth ; while all the short cranks kept flying around , thus sweeping each planet through a smaller circle . By this theory , we can see that the planets would sometimes go in front of the sun ...
... planets along in a large circle about the earth ; while all the short cranks kept flying around , thus sweeping each planet through a smaller circle . By this theory , we can see that the planets would sometimes go in front of the sun ...
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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