Why is the sun’s outer atmosphere so much hotter than its surface? What drives its 11-year cycle of magnetic activity? And how does its solar wind propagate out into the solar system? Scientists hope to answer all these questions and more in the coming decade, thanks to an armada of new missions that will scrutinize the sun in more detail than ever before. With the debut of two unprecedented spacecraft and the largest ground-based solar observatory ever built, research into our home star is set to reach new heights.
Read more at Scientific American