Where did aurora came from?

What negative impact on the earth does heating the ionosphere have? Was the first man into space Russian American or French? What will happen if Jupiter dies? Did Zeus have a crown? What is the force of gravity on the moon of an object has a mass of 180 kg? How is the sun the original source of energy for both coal and wind? When did Apollo 11 go to the moon? What is the diameter of a 50 cent piece? What astronomers believe will happen to our sun after it leaves the main sequence? What constellation represents the Great Bear? Where and when would you expect days to be the longest? How old was Major Merryl David Tengesdal when she wanted to be an astronaut? How fast does planet x travel if it did exist with a 2400 year? What company did the first commercial orbit? Where did James A Lovell Jr land his shuttle? Can a red shift and a blue shift exist on the same object at the same time? What time were balloons invented? Where is the Millennium Star Diamond now? Is an object's mass greater on Jupiter than on Earth? What is the principal focus of convex mirror?