Discussion Questions: Gallery of Auroras

Discuss what factors influence the color of an aurora.
Why are both an atmosphere and a magnetosphere necessary for auroras to occur on a planet? On which planets in our solar system have auroras been observed?
What is space weather? How does it contribute to auroras?
Why do auroras occur only near the North and South Poles?
(For younger grades) If you wanted to see an aurora on a camping trip, where and when should you go?