Bouvier's Familiar Astronomy, Or, An Introduction to the Study of the Heavens: Illustrated by Celestial Maps, and Upwards of 200 Finely Executed Engravings, to which is Added a Treatise on the Globes, and a Comprehensive Astronomical Dictionary : for the Use of Schools, Families, and Private StudentsChilds & Peterson, 1857 - 499 σελίδες |
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Αποτελέσματα 1 - 3 από τα 52.
Σελίδα 90
... ring being so thin , could not be perceived through the telescope , yet the shadow it cast , being broad , could easily be distinguished on the body of the planet . Q. HOW MANY RINGS has the planet Saturn ? A. One outer or luminous ring ...
... ring being so thin , could not be perceived through the telescope , yet the shadow it cast , being broad , could easily be distinguished on the body of the planet . Q. HOW MANY RINGS has the planet Saturn ? A. One outer or luminous ring ...
Σελίδα 91
... rings are supposed to rotate in about the same time the planet performs a revolu- tion on its axis . Q. At what DISTANCE are Saturn's rings from the body of the planet ? A. The inner ring is about nineteen thousand miles from the ...
... rings are supposed to rotate in about the same time the planet performs a revolu- tion on its axis . Q. At what DISTANCE are Saturn's rings from the body of the planet ? A. The inner ring is about nineteen thousand miles from the ...
Σελίδα 373
... rings . It is true that neither Struve , Bessel , Sir John Herschel , and some others whose instruments are of a superior order , have ever seen more than one division in the ring . The subdivisions are not usually visible in both rings ...
... rings . It is true that neither Struve , Bessel , Sir John Herschel , and some others whose instruments are of a superior order , have ever seen more than one division in the ring . The subdivisions are not usually visible in both rings ...
Περιεχόμενα
PHYSICAL ASTRONOMY | 15 |
Angular Measurement | 27 |
VLSatellites | 60 |
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Άλλες εκδόσεις - Προβολή όλων
Bouvier's Familiar Astronomy, Or an Introduction to the Study of the Heavens ... Hannah Mary Bouvier Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Bouvier's Familiar Astronomy, Or an Introduction to the Study of the Heavens ... Hannah Mary Bouvier Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Συχνά εμφανιζόμενοι όροι και φράσεις
altitude angular appear Argo Navis Aries asteroid astronomical attraction axis azimuth Boötes brass meridian bright star called celestial centre circle comet constella constellation Cor Caroli degrees diameter disc discovered discovery distance double stars Earth Earth's orbit east eclipse equal equator equinoctial equinox figure fixed stars globe gravity heavenly bodies heavens hemisphere horizon hundred instrument Jupiter known latitude longitude lunar magnitude Mars means Mercury month Moon Moon's motion move nebula node northern object observations Observatory orbit parallax parallel passing perihelion period planet Polar pole Pole Star position principal star quadrant rays of light refraction represents revolution revolve round right ascension ring rising round the Sun satellite Saturn seen shadow sidereal Sir William Herschel Sirius situated solar southern constellation sphere Sun's place supposed surface telescope tion transit Uranus Ursa Ursa Major velocity Venus vertical visible zenith zodiac