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教科书又要改！土星新增20颗卫星把木老大推下宝座
source link: https://tech.sina.com.cn/d/s/2019-10-15/doc-iicezuev2247381.shtml
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来源：天文茶餐厅近日，国际天文学联合会的小行星中心宣布，由美国卡耐基科学研究所（CarnegieInstitutionforScience）斯科特·S·谢泼德（ScottS。Sheppard）领导的研究小组发现了20颗环绕土星运动的新卫星，
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