"Beauty" is a subjective human emotional response to a perceived object which qualitatively meets our personal definition of what we define as aesthetically appealing. If the query is intended as an objective, scientific evaluation of the merits of aurora borealis then it would be irrelevant. read more
In northern latitudes, the effect is known as the aurora borealis or the northern lights. The former term was coined by Galileo in 1619, from the Roman goddess of the dawn and the Greek name for the north wind. read more