Passing Stars Pose Rare Threat of Ejecting Earth from the Solar System

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Source: IFLScience
Passing Stars Pose Rare Threat of Ejecting Earth from the Solar System
Photo: IFLScience
TL;DR Summary

A new simulation suggests there is a 2% chance over the next 5 billion years that a passing star could cause the loss of a planet in our solar system, with Mercury having the highest risk, and Earth a 0.2% chance of being ejected or colliding with another object due to stellar encounters.

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