The wonders of the heavens, being a popular view of astronomy, including a full illustration of the mechanism of the heavens; embracing the sun, moon, and stars, with descriptions of the planets, comets, fixed stars, double stars, the constellations, the galaxy, or milky-way, the zodiacal light, aurora borealis, or norhtern lights, meteors, clouds, falling stars, aërolites, &c (1837)
Bradford, Duncan. [from old catalog] · Boston, American stationers company · leaf 296
given time, the particle willdescribe the diagonal in the same time. We shall not be expected toenter at any considerable length into the doctrines of physical astron-omy. This subject requires for its full discussion ample space, andall the resources of the higher mathematics. The mere elements… … such a rate, that, if not disturbed by any external cause, it would movefrom B to 5 in asecond of time. Let us also suppose, that, when thebody arrives at B, it receives an impulse in the direction B S, and ofsuch intensity, that, if acting alone, it would cause the body to moveuniformly from B to…
Astronomy
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