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鱼儿2008 发表于 2014-1-9 20:42 - @2 P. [1 o% l* z
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 _" P" G2 _- L
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.3 S P- d+ z6 [2 G$ k
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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.: F& \8 H7 {, ^) l/ ?
0 [5 M8 j' ]& @9 D$ Y! ] ]& j9 ^Such storms collide with particles and gases, such as oxygen and nitrogen, in the Earth's atmosphere to create the northern lights.* \6 O/ l! y/ ]; D
) L; T+ u& X+ OThis storm was expected at around 3 a.m. EST Thursday, but Chicoine joked that it appeared to be taking the panoramic route to Earth.* o9 h/ a( b. M6 R5 S
8 D' q1 a! U$ p- h' eShe 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.- P/ O% K# z P
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There hasn't been a northern lights phenomenon like this in a year or two, she said.& o" j5 t' k5 J, m8 u3 Q. L+ L. Q2 t- F
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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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