Random : 5 things you didn't know about Aurora Borealis

1. Aurora Borealis are discharged particles from the sun that pass through the magnetic shield of earth and create light when they mix with atoms and molecules such as nitrogen and oxygen gases on entering into the earth's atmosphere.
2. These particles travel 149 million kms or 93 million miles through space towards planet earth being drawn towards the earth's magnetic north and south polar regions.
3. The aurora borealis is named after the Roman goddess of the dawn, Aurora, and the Greek term for “wind of the north,” boreas.
4. Scientists in Canada have been studying the northern lights for more than 170 years.  
5. During the 1989 geomagnetic storm, the northern lights could be seen as far south as Florida and Cuba.