中新网即时新闻: 5月将上演“C/2016 R2彗星过近日点”等四大天象

中新网即时新闻

5月将上演“C/2016 R2彗星过近日点”等四大天象 www.chinanews.com/gn/2018/04-30/8503263.shtml Apr 30th 2018, 11:04
  5月将上演“木星冲日”“C/2016 R2彗星过近日点”等四大天象

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