[KongchangAI]
Unverified50% confidenceFactExact time

弗兰克·德雷克于1960年启动「奥兹玛计划」,此后人类主要依靠射电望远镜搜寻外星信号

1
Sources
50%
Confidence
Long-term
Relevance
8/27/2026
First Seen

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