Aurora polaris, commonly known as the Northern Lights, is a natural phenomenon that occurs when electrically charged particles from the sun collide with particles in Earth's atmosphere. There are several synonyms for Aurora Polaris, including polar aurora, aurora borealis, and northern lights. The term "polar aurora" refers to the Aurora Polaris that occurs in the northern and southern hemispheres. "Aurora borealis" is a Latin term meaning "northern dawn," and it specifically refers to the Northern Lights observed in the northern hemisphere. "Northern lights" is a more colloquial term used to describe the Aurora Polaris, regardless of whether it occurs in the north or south hemisphere. Regardless of the term used, Aurora Polaris remains a stunning and awe-inspiring natural phenomenon.