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鱼儿2008 发表于 2014-1-9 20:42 7 W. Z% V' w0 N( W ^
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 5 z8 X4 x5 s$ ]& n: h) X3 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.
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, _4 n; g/ _% |/ f1 ^) H6 b! z3 BThis storm was expected at around 3 a.m. EST Thursday, but Chicoine joked that it appeared to be taking the panoramic route to Earth.$ [- @- @, F- Q, {9 ?* k5 X$ k* V
: \% {' w/ o" T4 e6 U- B6 s: 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./ n+ A" m. N2 [
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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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