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鱼儿2008 发表于 2014-1-9 20:42 + D- M* P6 ^6 n7 U; h( H: V. N
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 u6 X; E, e& ]% b. @+ 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.+ j! }1 X; q: H1 K4 t
8 ]3 ?( Z, I' F+ r2 n8 MThis storm was expected at around 3 a.m. EST Thursday, but Chicoine joked that it appeared to be taking the panoramic route to Earth./ U" @% F) w+ w/ c7 H$ c6 d
7 r9 Y# U0 X: ^7 U( e- F: f. }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.7 F! [% w# u2 P
& @8 @8 j7 r! ]! M0 z; TSky-watchers not wanting to go out in the cold or not able to get to a dark enough area weren't out of luck.) X4 |. {8 q7 ~, m0 ~! P
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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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