Editing Oort Cloud
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The main constituents of cometary bodies are ice and dust ("dirty snowballs"). | The main constituents of cometary bodies are ice and dust ("dirty snowballs"). | ||
− | === Cometary | + | === Cometary Collissions === |
Bodies in the Oort cloud are occasionally perturbed by collisions or by the influence of nearby stars into orbits which pass near the star; these form the visible comets. | Bodies in the Oort cloud are occasionally perturbed by collisions or by the influence of nearby stars into orbits which pass near the star; these form the visible comets. | ||