 鲜花( 223)  鸡蛋( 0)
|
鱼儿2008 发表于 2014-1-9 20:42 
$ s8 o( e: X5 l# \1 f$ F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
( \3 v) n* o$ G0 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. @1 X6 u# `" \. }
) ]9 H- Z: C0 Y/ |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./ B0 p1 a$ Z3 F8 L& F
5 n/ f) A' X2 i; I' X8 [: oSuch storms collide with particles and gases, such as oxygen and nitrogen, in the Earth's atmosphere to create the northern lights.2 y: B0 }/ j) z" \6 y& ^
3 l* B( R. {" e% y
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.
. X% D# _5 @ L1 f* ^
( [0 x1 C) \8 b, [& ^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.
: p# q. j% e0 A* K" N8 e0 h9 B
7 V/ D1 c, g$ ?( ?' T" rThere hasn't been a northern lights phenomenon like this in a year or two, she said.& I- B3 C n7 E
# H+ D+ P& @' t
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.
6 G7 j4 J B, [& Y |
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
|