Auroras, also known as polar lights, are a mesmerizing natural phenomenon that lights up the night sky in stunning colors. There are many synonyms for auroras, including northern lights, southern lights, aurora borealis, and aurora australis. These terms are all used to describe the same astronomical event, which occurs when charged particles from the sun interact with the earth's magnetic field. Some other less common synonyms for auroras include magnetic storms and geomagnetic disturbances. Whatever term is used, the spectacle of auroras is universally awe-inspiring and unforgettable, making it one of the most fascinating natural wonders in the world.