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鱼儿2008 发表于 2014-1-9 20:42 % A6 h, b, v8 L ?3 `* m
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 0 w( m9 ~; k0 q/ S; H
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.! A+ }1 _7 j3 w& d7 v- Q% ~! S
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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.# M9 r$ O, T* m, y
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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.6 f4 }, [( z, V S
, v; N9 v! f- j: }/ RThere hasn't been a northern lights phenomenon like this in a year or two, she said.) O4 o6 s8 G3 u( |# c
5 c6 B* M! w0 E+ k/ i' [9 aSky-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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