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研究團隊發(fā)現“超級地球” 質(zhì)量約地球3倍距離6光年

2018-11-15 10:45來(lái)源：中國青年網(wǎng)

　　巴納德星的歷史其實(shí)比太陽(yáng)系還要久遠，它也是距離太陽(yáng)最近的孤立恒星，離地球僅約6光年遠。因此，巴納德星周?chē)恢笔侨祟?lèi)搜索地外行星的重要候選目標，但是長(cháng)期以來(lái)，這些搜索一無(wú)所獲。

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[責任編輯：李曉蕾]

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