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鱼儿2008 发表于 2014-1-9 20:42 
w5 f0 o" G1 M: W" ^/ g* H0 M极光一般持续多久?等楼主通知后出发赶得及吗?没见过的人很期待滴说 . H/ |8 m; I e! G
REGINA - An intense burst of energy from the sun was heading towards Earth on Thursday and was expected to make for spectacular conditions to see the northern lights across Canada.
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Ruth Ann Chicoine with the Canadian Space Agency said a spot on the sun exploded Tuesday in what is known as a solar flare and sent a coronal storm cloud our way. f1 A+ Y" d" h! v! I+ O
* I6 J: M2 d/ Z. ]. x! DSuch storms collide with particles and gases, such as oxygen and nitrogen, in the Earth's atmosphere to create the northern lights.; p: x5 x0 z9 v
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This storm was expected at around 3 a.m. EST Thursday, but Chicoine joked that it appeared to be taking the panoramic route to Earth.
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D* W- N1 a, f1 tShe said a nationwide alert had been issued, meaning even southern areas could see the northern lights Thursday night if the storm hit as hard as predicted.% ?+ Q- ?& k I' @
5 i: o& Q. C+ W. k$ }0 AThere hasn't been a northern lights phenomenon like this in a year or two, she said.
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Sky-watchers not wanting to go out in the cold or not able to get to a dark enough area weren't out of luck.
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鲜花鸡蛋JoyceAccSG 在2014-1-9 20:46 送朵鲜花 并说:我非常同意你的观点,送朵鲜花鼓励一下 JoyceAccSG 在2014-1-9 20:46 送朵鲜花 并说:我非常同意你的观点,送朵鲜花鼓励一下
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