[KongchangAI]
Unverified50% confidenceFactExact time

HR 8799四颗行星的质量均在5至13倍木星质量之间,轨道半径从约15天文单位延伸至70天文单位以上,公转周期约40年至数百年

1
Sources
50%
Confidence
Long-term
Relevance
10/3/2026
First Seen

Sources

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curl https://kongchang.com/api/v1/knowledge/claims/969626
MCP
get_claim(id=969626)