A text-book of general astronomy : for colleges and scientific schools (1888)
Young, Charles A. (Charles Augustus), 1834-1908 · Boston ; London : Ginn & Company · leaf 277
orbit into an 264 CENTRAL FORCES. hyperbola, and the least diminution into an eUipse; the bearing of which remark will become evident when we come to deal with comets. W 431. Again, since a = - all bodies having the same velocity V, at the same distance r from thecentre of force, ivill have major… … Fig. 143. — Confocal Conies described under Different Velocities of Projection. If, therefore, a body moving around the sun were to explode at anypoint, all of its particles which did not receive a velocity greater thanthe parabolic velocity would come around to the same point again,and those which…
Astronomy
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