Wilbert Smith Archives Files Box 1130 16 1130-16-p063

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oF at ry le awams besides du <eeams. are xgin with comets. balls. or metcoroids. Since some ed with comets it is expedient to y. THE COMET NATURE'S SOLAR PROBE The solar system is surrounded by a vast spherically- shaped cloud of comets which must extend out to about { astronomical units). The cloud is ex- in 10" objects of observable size? At es from the Sun the nuclei would have of a few degrees above absolute zero. conditions the frozen nuclei would not wiler attrition from sublimation by...