Unverified50% confidenceEventExact time
欧空局火星快车号搭载的MARSIS雷达在2018年报告了火星南极冰盖下疑似液态水湖泊的雷达反射信号，该解释仍有争议
1
Sources
50%
Confidence
Long-term
Relevance
8/14/2026
First Seen
Sources
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