Elements of Astronomy: Accompanied with Numerous Illustrations, a Colored Representations of the Solar, Stellar, and Nebular Spectra, and Celestial Charts of the Northern and Southern Hemisphere

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American book Company, 1870 - Astronomy - 312 pages
 

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Page 20 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Page 20 - Every circumference of a. circle, whether the circle be large or small, is supposed to be divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Page 31 - Aries (the Ram), Taurus (the Bull) Gemini (the Twins), Cancer (the Crab), Leo (the Lion), Virgo (the Virgin), Libra (the Scales), Scorpio (the Scorpion), Sagittarius (the Archer), Capricornus (the Goat), Aquarius (the Water-bearer), and Pisces (the Fishes).
Page 153 - A man placed on one of them would spring with ease 60 feet high, and sustain no greater shock in his descent than he does on the earth from leaping a yard.
Page 31 - A'ries, the Ram. Taurus, the Bull Gem'ini, the Twins. Cancer, the Crab. Leo, the Lion.
Page 132 - Almost directly preceding, or at 270░, appeared a bluntly triangular pink body, suspended, as it were, in the corona. This was separated from the moon's edge when first seen, and the separation increased as the moon advanced. It had the appearance of a large conical protuberance, whose base was hidden by some intervening soft and ill-defined substance, like the upper part of a conical mountain, the lower portion of which was obscured by clouds or thick mist. I think the apex of this object must...
Page 87 - The LATITUDE of a place is its distance from the equator. If a place is north of the equator, it is said to be in NORTH LATITUDE, and if south, in SOUTH LATITUDE. It is evident, that the entire northern hemisphere is in north latitude, and the entire southern hemisphere in south latitude.
Page 130 - Moon's shadow sweeps across the surface of the Earth, and is even seen in the air ; the rapidity of its motion and its intenseness produce a feeling that something material is rushing over the Earth at a speed perfectly frightful.

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