Last Updated
：2025/12/04
quasi-satellite
（ plural ）
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(astronomy) An object in a specific type of coorbital configuration (1:1 orbital resonance) with a planet, causing it to stay close to the planet over many orbital periods, despite not being a true satellite.
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quasi-satellite
The astronomers discovered a quasi-satellite that shares Earth's orbit and appears to linger nearby for decades.
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The astronomers discovered a quasi-satellite that shares Earth's orbit and appears to linger nearby for decades.
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