Howe, Herbert A. (Herbert Alonzo), 1858-1926 · Meadville, Penna., Flood and Vincent · leaf 280
passing through the solar system,happens to come near one of the larger planets, its pathmay be seriously altered. If Jupiter, for example, is sosituated with reference to the comet that its attraction in-creases the latters velocity, the orbit will become anhyperbola. But if Jupiter diminishes the… … A planetsattraction. 274 A Study of the Sky. Groups of comets. The make-upof a comet. Light and airy. ets, which are denominated his family. Saturn, Uranus,and Neptune have also indulged, to a lesser extent, in thispiratical business. There are a few instances of groups of comets whichhave nearly…
Astronomy
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