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Loading contentThe stretching of an object into a long, thin shape by the difference in a black hole's gravity between its near and far sides. Around a small stellar black hole the tidal force is lethal well outside the horizon; around a supermassive black hole it is gentle at the horizon, so an infalling object could cross without being torn apart.
Facts on this topic will be cited from these primary and reference sources.
Mission data, planetary science, space telescopes, and public-domain imagery.
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