The Geography of the Heavens, and Class Book of Astronomy: Accompanied by a Celestial Atlas |
From inside the book
Results 6-10 of 58
Page 77
... sun arrives at the sign Cancer about the 21st of June , but does not reach the constellation until the 23d of July . The ... sun's standing still . The distance from the first point of Cancer to the equinoctial , which at present , is 23 ...
... sun arrives at the sign Cancer about the 21st of June , but does not reach the constellation until the 23d of July . The ... sun's standing still . The distance from the first point of Cancer to the equinoctial , which at present , is 23 ...
Page 80
... sun's at 12 o'clock the next day . When Denebola is on the meridian , Regulus is seen 25 ° W. of it , and Phad , in the square of Ursa Major , bears 39 ° N. of it . It forms , with these two , a large right angled triangle ; the right ...
... sun's at 12 o'clock the next day . When Denebola is on the meridian , Regulus is seen 25 ° W. of it , and Phad , in the square of Ursa Major , bears 39 ° N. of it . It forms , with these two , a large right angled triangle ; the right ...
Page 102
... sun's arriving at this sign . It has also been observed , that at this season there is a greater uniformity in the temperature of the air all over the earth's surface . Others affirm , that the beam only of the balance was at first ...
... sun's arriving at this sign . It has also been observed , that at this season there is a greater uniformity in the temperature of the air all over the earth's surface . Others affirm , that the beam only of the balance was at first ...
Page 106
... sun's right ascension at the same time , and deducting 24 hours , when the sum exceeds 24 hours . From the foregoing facts we learn , that from the time the star is on the meridian , above the pole , it deviates farther and farther from ...
... sun's right ascension at the same time , and deducting 24 hours , when the sum exceeds 24 hours . From the foregoing facts we learn , that from the time the star is on the meridian , above the pole , it deviates farther and farther from ...
Page 142
... sun's disk , but of a coarser grain , and with darker intervals . These wisps of light , however , present no appearance of being composed of small stars ; but in the intervals between them , we fancy that we see stars , or that , could ...
... sun's disk , but of a coarser grain , and with darker intervals . These wisps of light , however , present no appearance of being composed of small stars ; but in the intervals between them , we fancy that we see stars , or that , could ...
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Common terms and phrases
3d magnitude 4th magnitude ancient angle appear Arcturus Argo Navis Aries astronomers Auriga axis Beta brightest called Cassiopeia celestial centre Cepheus circle cluster colure comet constellation Cor Caroli declination degree Denebola diameter direction distinguished diurnal motion Earth east ecliptic equal equator equinoctial figure fixed stars Gamma globe head heavenly bodies heavens Hercules Herschel horizon Jupiter latitude length Libra light longitude luminous Mars mean distance Mercury meridian millions of miles minutes Moon Moon's motion naked eye nearly nebulæ night node north pole northern hemisphere o'clock observed orbit Orion parallax passing perihelion period Perseus phenomena planets Pleiades polar star principal star represented revolution revolve right ascension rise satellites Saturn seasons seen side sidereal Sirius situated small stars solar system solstice southern spots square Sun's supposed surface Taurus telescope tion triangle Ursa Venus vernal equinox Virgo visible whole number Zeta Zodiac