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鱼儿2008 发表于 2014-1-9 20:42 5 G+ B) X* r8 Q5 N0 V" O& m8 f$ L
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 F0 Z) q, P( H1 M; M) TREGINA - 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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0 Z& W& |8 | R2 TRuth 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.$ ~) H( l9 w6 g/ m- I' ^
' j! I( A* c( F7 u; iSuch 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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* a6 Q; v' f8 r3 N: jThis storm was expected at around 3 a.m. EST Thursday, but Chicoine joked that it appeared to be taking the panoramic route to Earth.7 _( O' z t9 }" K/ u
3 C1 A8 p8 }1 h& WShe 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. s- }4 w* a2 }4 g, ]) ]6 Z
. u( |$ q8 |/ y: SThere 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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