The Geography of the Heavens: And Class-book of Astronomy; Accompanied by a Celestial Atlas |
From inside the book
Results 1-5 of 55
Page ix
... diameter of our terrestrial habita- tion , and the relative position of places on its surface , could never have been ascertained . Astronomy is likewise of great utility to the art of NAVIGATION ; without a certain knowledge of which ...
... diameter of our terrestrial habita- tion , and the relative position of places on its surface , could never have been ascertained . Astronomy is likewise of great utility to the art of NAVIGATION ; without a certain knowledge of which ...
Page 26
... diameter . It the eye be elevated five feet , the radius of the sensible horizon will be less than two miles and three quarters ; if the eye be elevated six feet , it will be just three miles . The observer being always in the centre of ...
... diameter . It the eye be elevated five feet , the radius of the sensible horizon will be less than two miles and three quarters ; if the eye be elevated six feet , it will be just three miles . The observer being always in the centre of ...
Page 92
... diameter , extending from Arcturus on the east , to Denebola on the west , is 350. Spica may otherwise be known by its solitary splendour , there being no visible star near it except one of the 4th magnitude . situ- ated about 10 below ...
... diameter , extending from Arcturus on the east , to Denebola on the west , is 350. Spica may otherwise be known by its solitary splendour , there being no visible star near it except one of the 4th magnitude . situ- ated about 10 below ...
Page 148
... diameter . Globes have been recently constructed in Germany , which are said to be more splendid and complete than any in the world . The largest ever made are that of Gottorp , two in the library of the late king of France , and one in ...
... diameter . Globes have been recently constructed in Germany , which are said to be more splendid and complete than any in the world . The largest ever made are that of Gottorp , two in the library of the late king of France , and one in ...
Page 156
... diameters , or 95,273,868.867748554 miles from the sun , which makes the star's distance a very little less than twenty billions of miles . Dr. Herschel says that Sirius cannot be nearer than 100,000 times the diameter of the earth's ...
... diameters , or 95,273,868.867748554 miles from the sun , which makes the star's distance a very little less than twenty billions of miles . Dr. Herschel says that Sirius cannot be nearer than 100,000 times the diameter of the earth's ...
Other editions - View all
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