EPISODE · May 28, 2015 · 16 MIN
寻找太阳系外的行星 | Sara Seager
from TEDTalks 科学与医疗 · host TED
我们在天空中看到的每一颗恒星都有至少一颗行星在围绕着它运行，天文学家莎拉·西格尔如是说。我们对这些外行星了解多少，又要如何发现更多这样的星球呢？西格尔介绍了她最喜欢的一组外行星，并展示了一项可以帮助我们搜集关于它们的信息——甚至可以帮助我们寻找有生命迹象的外行星的新技术。Reviewed by fengshuang gao
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寻找太阳系外的行星 | Sara Seager
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