Fourteen Weeks in Descriptive Astronomy |
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Page 18
... spheres , ” but that this celestial concert is heard only by the gods - the ears of man being too gross for such divine melody . Eudoxus , who lived in the fourth century B. C. , in- vented the theory of the Crystalline Spheres . He ...
... spheres , ” but that this celestial concert is heard only by the gods - the ears of man being too gross for such divine melody . Eudoxus , who lived in the fourth century B. C. , in- vented the theory of the Crystalline Spheres . He ...
Page 29
... Spheres . " He made Saturn and Jupiter take the bass , Mars the tenor , Earth and Venus the counter , and Mercury the treble . This shows what a streak of folly or superstition may run through the character of the noblest man . However ...
... Spheres . " He made Saturn and Jupiter take the bass , Mars the tenor , Earth and Venus the counter , and Mercury the treble . This shows what a streak of folly or superstition may run through the character of the noblest man . However ...
Page 35
... SPHERE . - The blue arch of the sky , as it appears to be spread above us , is termed the Celestial Sphere . There are two points to be no- ticed here . First , that so far distant is this imagi- nary arch from us , that if any two ...
... SPHERE . - The blue arch of the sky , as it appears to be spread above us , is termed the Celestial Sphere . There are two points to be no- ticed here . First , that so far distant is this imagi- nary arch from us , that if any two ...
Page 36
... sphere is constantly visible to us ; and so far distant are the stars , that we see just as much of the sphere as we would if the upper part of the earth were removed , and we were to stand four thousand miles further away , or at the ...
... sphere is constantly visible to us ; and so far distant are the stars , that we see just as much of the sphere as we would if the upper part of the earth were removed , and we were to stand four thousand miles further away , or at the ...
Page 37
... sphere . The N. , S. , E. , and W. points are familiar to all . ( d ) MEASUREMENTS . - These are Azimuth , Ampli- tude , Altitude , and Zenith distance . Azimuth is the distance from the meridian , meas- ured East or West , on the ...
... sphere . The N. , S. , E. , and W. points are familiar to all . ( d ) MEASUREMENTS . - These are Azimuth , Ampli- tude , Altitude , and Zenith distance . Azimuth is the distance from the meridian , meas- ured East or West , on the ...
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Common terms and phrases
ancients Andromeda angle aphelion appearance Aries astronomers atmosphere axis body Boötes bright brilliant Canis Minor Capricornus Cassiopeia celestial centre Cepheus circle color comet conjunction constellation Cor Caroli dark density Describe diameter disk Draco earth east ecliptic equal equator equinoctial figure fixed stars full moon globe heat heavens Hercules Herschel horizon inclined inferior inferior conjunction inferior planet Jupiter latitude length light lunar Lyra magnitude Mars mean distance Mercury meridian meteors miles moon moon's motion move naked eye nearly nebula Neptune node north pole orbit Orion parallax pass path penumbra perihelion Perseus Pisces planet Polaris precession rays revolve ring rising Saturn seasons seen shadow shines shower sidereal sidereal day solar day solar system space spots summer sun's superior planet surface synodic revolution tance Taurus telescope theory tion Uranus Ursa Major Ursa Minor varies velocity Venus vernal equinox visible zodiac