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鱼儿2008 发表于 2014-1-9 20:42 
8 P7 ^8 \9 G( x! b2 B$ m+ c0 A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 9 S4 d% \# 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.
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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.8 M* C" R3 C b# |, [
- P* j, w; \4 R8 Q! QThis 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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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.
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% ]; A' @4 r) W& o, E" w' yThere hasn't been a northern lights phenomenon like this in a year or two, she said." {7 D" k5 ^7 K9 Z
- ^" O- q4 x7 Z9 MSky-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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