How is an aurora borialis different from a aurora australis?

The Aurora Borealis is in the northen hemisphere at the north pole. However the Aurora Australis is in the southern hemisphere at the south pole. That is the only difference in them; they are both...

Borealis is near the North Pole. Australis is near the South pole.

the aurora borialis means the northern lights and the arora australis means the southeren lights. they only appear at the poles.

It's all in the name. The Aurora Borealis is seen in the Northern Hemisphere. The Aurora Australis is seen in the Southern Hemisphere.

The Aurora Borealis (North) and Aurora Australis (South) have roughly a 2500 mile radius limit from their magnetic poles, although the phenomenon occurs on the perimeter of a more elliptical shape...