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鱼儿2008 发表于 2014-1-9 20:42 
' r$ p; v' T. q- [% }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 ; }! m/ V D3 {+ m0 t5 ]
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.& o/ A% U' u5 F4 b6 V ~! j; _
' ?6 X! {) k7 {- D# o* V/ bRuth 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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. T0 w: G7 l0 }; A; n2 e3 ?5 QSuch storms collide with particles and gases, such as oxygen and nitrogen, in the Earth's atmosphere to create the northern lights.6 o2 ]) {4 K/ U! C4 h
* a: T, D$ P/ Q3 u8 x4 lThis 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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( t/ J Z7 I, Y. vShe 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.) d( d/ d7 ?8 @1 i# Y: h
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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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. Q$ M7 ?9 ?) ^2 h$ {+ xSky-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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