Holy Cosmos, Batman!
Sep. 5th, 2002 10:38 pm![[personal profile]](https://www.dreamwidth.org/img/silk/identity/user.png)
Go here to see more!!!
http://science.nasa.gov/spaceweather/aurora/gallery_04sep02.html
On Tuesday, Sept. 3rd, with no warning, the interplanetary magnetic field near Earth turned south and triggered a G2-class geomagnetic storm. Canadians, northern Europeans, and some sky watchers in northern US states saw vivid green auroras for more than 9 hours on Tuesday night and Wednesday morning, Sept. 4th.