Spectacular northern lights
2012-07-11 06:08:25 GMT2012-07-11 14:08:25(Beijing Time)
The largest solar storm in five years sent a huge wave of radiation into earth's atmosphere creating a brilliant show of the aurora borealis near Yellowknife, North West Territories on Thursday March 8, 2012. (Photo/AP)
The aurora borealis is seen over campers in the snow in Chugach mountain range, outside the town of Valdez, east of Anchorage April 21, 2012. (Poto/Reuters)
In this photo taken Sunday, Feb. 13, 2011, the aurora borealis, or northern lights, light up the sky above the village of Ersfjordbotn, near Tromso, northern Norway.(Photo/AP)
FILE- In this March 9, 2011 file photo, the aurora borealis, or northern lights, fill the sky above the Takotna, Alaska checkpoint during the Iditarod Trail Sled Dog Race. Some folks are predicting 2012 will be a banner year for viewing the northern lights.(Photo/AP)
The Northern Lights, also known as Aurora Borealis, occurs when energy particles from the sun interact with the earth’s magnetic field.