 鲜花( 223)  鸡蛋( 0)
|
鱼儿2008 发表于 2014-1-9 20:42 $ r C, p; F% k' B4 y S
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 # M) \5 p9 t1 R: d7 f F+ x5 D
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.9 i# E+ G3 I3 }# i; ?# v }
" V5 I `: |7 E5 \
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.
5 V4 @$ k$ o* k3 }, A( R- p% C, u
5 P; W5 |* Q# `2 B/ w1 H' j2 lSuch storms collide with particles and gases, such as oxygen and nitrogen, in the Earth's atmosphere to create the northern lights.
# w$ N' i/ ]$ o+ I6 s( Q+ w7 T* ?$ O, X3 d. X* P
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.
7 f/ z4 m0 I3 D: I7 D2 V7 o# n) E( j. V) @8 K
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.7 ^+ }: v. q: g
( g3 F% F; h9 n" Y' D/ [: _There hasn't been a northern lights phenomenon like this in a year or two, she said.) [: ^1 w+ A& s
8 j1 Z% b" B/ \0 q, t- QSky-watchers not wanting to go out in the cold or not able to get to a dark enough area weren't out of luck.
( C4 u$ y4 f( v. ` |
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
|