 鲜花( 223)  鸡蛋( 0)
|
鱼儿2008 发表于 2014-1-9 20:42 
% w) V7 M. Z7 ?2 W" Q; K5 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
4 K: J3 I5 }+ ~$ C6 T+ vREGINA - 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.
' |0 n( ~2 [9 r2 d1 l9 m4 R( w
% m6 @( K- d% I) W K0 W( Q7 gRuth 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.4 q1 M8 T. A4 C# d$ S) s8 A( M
- x% [( p* V: I
Such storms collide with particles and gases, such as oxygen and nitrogen, in the Earth's atmosphere to create the northern lights.: [3 i! ?2 q7 ~. c: D
& f; N$ `' m* a
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.+ W& m+ ?) F. X# T
- A% c; ~5 _- t4 e4 N3 AShe 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.
, R- X6 P1 x. z9 _; y0 _
- [; w4 ]: B2 w5 h6 r9 }There hasn't been a northern lights phenomenon like this in a year or two, she said.
. `& L8 m/ Y- V% w2 F5 Q5 [, l3 E2 Q6 f8 B
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.! z1 a- {0 p5 b4 s5 s7 [- ^- J
|
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
|