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鱼儿2008 发表于 2014-1-9 20:42 ) ^# w- q9 h- I# X+ W) ~0 f* Y$ e
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 4 I0 A# V5 ]) A% f8 c+ ]4 E
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.& b; ^+ d8 r! m2 x1 ]2 H& [
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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.5 M% N; a7 k# V( J. Z" H. {
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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.8 w7 R2 |7 K$ k' N3 A1 |$ b
9 L5 H9 u+ I+ G, P [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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There 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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