Northern Lights 2024 May. Nicole mortillaro · cbc news · posted: Increased solar activity causes auroras that dance around earth’s poles, known as the northern lights, or aurora borealis, and southern lights, or aurora australis.

The northern lights are created when energized particles from the sun slam into earth’s upper atmosphere at speeds of up to 45 million mph (72 million kph), but our. Increased solar activity causes auroras that dance around earth’s poles, known as the northern lights (aurora borealis) and southern lights (aurora australis).