Astronomy for schools; upon the basis of Mons. Arago's lectures at the Royal observatory of Paris .. (1841)
Arago, F. (François), 1786-1853, Haskins, Roswell William, [from old catalog] ed · New York, Robinson, Pratt & co.; · leaf 165
of their distances. But, as the force of attraction, if it existed alone,would directly tend to assemble, in one mass, and thereto retain, all the globes which the universe embraces,Newton supposed that the celestial bodies had primi-tively received an impulsion, in a right line, and thatfrom the… … shall encounter no resistance to enfeeble the impulsionwhich has been given to it, that body, under these cir-cumstances, would continue, indefinitely, to move withthe same velocity, and in the game direction. But if,on arriving at B, it is attracted by S with an adequateforce, acting…
Astronomy
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