Law of Two Bodies: Smaller Body Breaks Up

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The discussion centers on Roche's limit, which describes the phenomenon where a smaller celestial body will disintegrate if it orbits too closely to a larger body due to gravitational forces. Participants clarify that Roche's limit specifically relates to proximity rather than size alone. The original poster expresses gratitude for the clarification, indicating that the concept had been a source of confusion. The conversation highlights the importance of understanding gravitational interactions in orbital mechanics. Roche's limit is essential for explaining the stability of celestial bodies in close orbits.
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Does anyone know the name of the law that says that if 2 bodies of different sizes are orbiting each other, the smaller one will break up if its a certain size to the other one?
 
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sahd0w said:
Does anyone know the name of the law that says that if 2 bodies of different sizes are orbiting each other, the smaller one will break up if its a certain size to the other one?

You may be thinking of Roche's limit. However, this says that the second body will break up if it orbits too close to the primary, not if "it's a certain size".
 
yes that's it! thank you so much. its been bothering me all day and i couldn't find anything on it. yeah i meant anything along the lines of the smaller body being so affected by the larger one that it breaks up hehe. thanks again
 
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