Fourteen Weeks in Descriptive Astronomy |
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Page 15
... fixed stars , " although it is now known that they also are in motion - the most rapid of any known even to Astronomy - but through such immense or- bits that they seem to us stationary . Then , too , diagonally girdling the heavens ...
... fixed stars , " although it is now known that they also are in motion - the most rapid of any known even to Astronomy - but through such immense or- bits that they seem to us stationary . Then , too , diagonally girdling the heavens ...
Page 36
... fixed stars in the same place . This sphere of stars sur- rounds the earth on every side . In the daytime we cannot see the stars because of the superior light of the sun ; but with a telescope they can be traced , and an astronomer ...
... fixed stars in the same place . This sphere of stars sur- rounds the earth on every side . In the daytime we cannot see the stars because of the superior light of the sun ; but with a telescope they can be traced , and an astronomer ...
Page 107
... fixed stars , surrounding the sun in every direction . When our globe is at A , the stars about E are on the meridian at midnight . Being seen from the earth in the opposite quarter to the sun , they are most favorably placed for THE ...
... fixed stars , surrounding the sun in every direction . When our globe is at A , the stars about E are on the meridian at midnight . Being seen from the earth in the opposite quarter to the sun , they are most favorably placed for THE ...
Page 108
... stars at G , on the contrary , will be invisible , for the sun intervenes between them and the earth : they are on ... fixed stars is not as apparent to us as his daily motion , because his superior panying plate ( Fig . 31 ) , we can ...
... stars at G , on the contrary , will be invisible , for the sun intervenes between them and the earth : they are on ... fixed stars is not as apparent to us as his daily motion , because his superior panying plate ( Fig . 31 ) , we can ...
Page 109
... fixed path through the heavens . When the earth is in any part of the ... stars . If the earth could leave a shining line as it passes through its ... stars . But if we notice a star at the western horizon just at sunset , we can tell ...
... fixed path through the heavens . When the earth is in any part of the ... stars . If the earth could leave a shining line as it passes through its ... stars . But if we notice a star at the western horizon just at sunset , we can tell ...
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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