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鱼儿2008 发表于 2014-1-9 20:42 
1 K& Y. ~& Q) u* g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 - K! P! z+ @- j- n- D9 l
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.! @% a3 c M, X+ i1 r# v; e
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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.
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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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3 i5 F9 c" P2 ~* ~% S" rThis storm was expected at around 3 a.m. EST Thursday, but Chicoine joked that it appeared to be taking the panoramic route to Earth.% Q+ a& t) e! d3 l
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She 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.: [7 D- d; ?! `$ J3 V9 @
7 _6 W' V7 M `0 Z9 @There hasn't been a northern lights phenomenon like this in a year or two, she said.
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" K) V# n; T5 Q2 D; t7 uSky-watchers not wanting to go out in the cold or not able to get to a dark enough area weren't out of luck.# [. Q; w' l- D, D& [ j
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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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