What Is Aurora (Northern Lighta)?

An aurora is a natural light display that shimmers in the sky,Colorful blue, red, yellow, green, and orange lights shift gently and change shape like softly blowing curtains. . Auroras are only visible at night, and usually only appear in lower polar regions.

Auroras are visible almost every night near the Arctic and Antarctic Circles, which are about 66.5 degrees north and south of the Equator. In the north, the display is called aurora borealis, or northern lights. In the south, it is called aurora australis.