The Geography of the Heavens: And Class-book of Astronomy; Accompanied by a Celestial Atlas |
From inside the book
Results 6-10 of 65
Page 27
... contains 360 ° , and it is divided into 12 equal arcs of 30 ° each , called signs , which the ancients distinguished by particular names . This division commences at the vernal equinox , and is continued east- wardly round to the same ...
... contains 360 ° , and it is divided into 12 equal arcs of 30 ° each , called signs , which the ancients distinguished by particular names . This division commences at the vernal equinox , and is continued east- wardly round to the same ...
Page 29
... contain the primary starting points ; in the heavens , these points are in the ecliptic , the equinoctial , and that ... contains the numbers of complete revolu- tions of the stars , or of the Earth's rotation on its axis ; the second ...
... contain the primary starting points ; in the heavens , these points are in the ecliptic , the equinoctial , and that ... contains the numbers of complete revolu- tions of the stars , or of the Earth's rotation on its axis ; the second ...
Page 38
... contains the name of the given month shall be uppermost , and you will have a portraiture of the heavens as seen at that time . The constellations about the Antarctic Pole are not visible in the United States ; those about the Arctic or ...
... contains the name of the given month shall be uppermost , and you will have a portraiture of the heavens as seen at that time . The constellations about the Antarctic Pole are not visible in the United States ; those about the Arctic or ...
Page 39
... containing 55 stars that are visible to the naked eye ; of which five are of the 3d magnitude , and so situated as to form , with one or two smaller ones , the figure of an inverted chair . " Wide her stars Dispersed , nor shine with ...
... containing 55 stars that are visible to the naked eye ; of which five are of the 3d magnitude , and so situated as to form , with one or two smaller ones , the figure of an inverted chair . " Wide her stars Dispersed , nor shine with ...
Page 44
... contains 66 stars , of which , one is of the 2d , one of the 3d , and two of the 4th magnitudes . " First , from the east , the Ram conducts the year ; Whom Ptolemy with twice nine stars adorns , Of which two only claim the second rank ...
... contains 66 stars , of which , one is of the 2d , one of the 3d , and two of the 4th magnitudes . " First , from the east , the Ram conducts the year ; Whom Ptolemy with twice nine stars adorns , Of which two only claim the second rank ...
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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 Delta 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 Mars mean distance Mercury meridian millions of miles minutes Moon Moon's motion naked eye nearly nebula 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