An arch aurora is a stunning natural phenomenon that occurs when charged particles collide with atmospheric gases, creating a colorful display in the night sky. Synonyms for this term may include Northern Lights, Southern Lights, Aurora Borealis, Aurora Australis, Polar Lights, and Aurora Polaris. Each of these terms refer to the same mesmerizing light display that can be observed in polar regions around the world. Although each name may be specific to a certain location or type of aurora, they are all used interchangeably to evoke the same breathtaking experience of witnessing these dazzling lights in the sky.