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[高清字幕]Technology Report - Has a Ninth Planet Been Discovered in Our Solar System?

更新时间:2016/2/8 9:19:58 来源:本站原创 作者:佚名

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Technology Report - Has a Ninth Planet Been Discovered in Our Solar System?

Scientists at the California Institute of Technology say they have found evidence of a ninth planet. They are calling it "Planet Nine." The scientists are working to confirm that it is there, and hope to take a picture of it one day.

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