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鱼儿2008 发表于 2014-1-9 20:42 
) f# b0 @& A1 p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
8 q+ T) k3 R$ [/ v* FREGINA - 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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; o; E6 }% }6 }$ y& U3 h9 L/ VRuth 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.( `! f* O) o0 ?" R: K4 c7 P% @
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Such storms collide with particles and gases, such as oxygen and nitrogen, in the Earth's atmosphere to create the northern lights.
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# j/ u* E3 L; G/ [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., a. D* ] z2 L. E3 ~+ {
6 Q: s n& G5 H2 ?. H4 R0 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.% A' C8 j+ ?" C; E2 s
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There hasn't been a northern lights phenomenon like this in a year or two, she said.
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! _3 }. p( H7 N0 g5 _7 QSky-watchers not wanting to go out in the cold or not able to get to a dark enough area weren't out of luck.' H$ w5 q) x2 ^
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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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