Fourteen Weeks in Descriptive Astronomy |
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Page 86
... re- gions near the poles have six weeks continuous day and torrid heat , alternating with a night of equal length and arctic cold . The sun shines perpendic- ularly upon the torrid zone only at the equinoxes , 86 THE SOLAR SYSTEM .
... re- gions near the poles have six weeks continuous day and torrid heat , alternating with a night of equal length and arctic cold . The sun shines perpendic- ularly upon the torrid zone only at the equinoxes , 86 THE SOLAR SYSTEM .
Page 87
Joel Dorman Steele. ularly upon the torrid zone only at the equinoxes , while he sinks far toward the southern ... Equinox Autinan olution from torrid to temperate , and the tropical heat is experienced alternately toward the north ...
Joel Dorman Steele. ularly upon the torrid zone only at the equinoxes , while he sinks far toward the southern ... Equinox Autinan olution from torrid to temperate , and the tropical heat is experienced alternately toward the north ...
Page 109
... equinox ; when the sun enters the next sign , Taurus ( 8 ) , the earth in fact has passed on to Scorpio ( 1 ) . Thus ... equinoxes . light blots out the stars . But if we notice a star at the western horizon just at sunset , we can tell ...
... equinox ; when the sun enters the next sign , Taurus ( 8 ) , the earth in fact has passed on to Scorpio ( 1 ) . Thus ... equinoxes . light blots out the stars . But if we notice a star at the western horizon just at sunset , we can tell ...
Page 111
... Equinox 22 September H September SUMMER August Perihelion 31 December 69+ January V February WINTE R March mx 22 March Vernal Equinox April May m July 4 June -SPRING- THE ORBIT OF THE EARTH . THE EARTH . 111.
... Equinox 22 September H September SUMMER August Perihelion 31 December 69+ January V February WINTE R March mx 22 March Vernal Equinox April May m July 4 June -SPRING- THE ORBIT OF THE EARTH . THE EARTH . 111.
Page 113
... Equinoxes . - At the equinoxes one half of each hemisphere is illuminated : hence the name Equinox ( œquus , equal , and nox , night ) . At theso points of the orbit the days and nights are equal over the entire earth , * each being ...
... Equinoxes . - At the equinoxes one half of each hemisphere is illuminated : hence the name Equinox ( œquus , equal , and nox , night ) . At theso points of the orbit the days and nights are equal over the entire earth , * each being ...
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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