 鲜花( 223)  鸡蛋( 0)
|
鱼儿2008 发表于 2014-1-9 20:42 
+ B% L, V$ k$ K* J& T$ Q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 2 s9 f5 V) U$ `# b$ 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.* r, e+ y( h1 P5 S
5 c- o( b/ |# B& o0 o/ c$ s# b0 v* S
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.
& O% \2 `+ e/ \! k2 |/ m) k, ?1 F. w8 Y
Such storms collide with particles and gases, such as oxygen and nitrogen, in the Earth's atmosphere to create the northern lights.5 z) I+ v2 O: h1 ?+ u C
* G; G3 y R/ W
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.
6 `$ e1 J3 E9 I/ v
, }& h2 }; z; m% n' a |, M! l; BShe 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) [1 f* C& M1 E) T
j b/ [- T8 y
There hasn't been a northern lights phenomenon like this in a year or two, she said.
0 ]9 }6 r5 e! u, h$ Z; O6 J7 P- h% v" Y8 ]+ x3 H: y
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.
$ p) b- @$ U; ~( J6 } |
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
|