NASA's PUNCH Mission to Revolutionize Our View of Solar Wind

Earth is immersed in material streaming from the Sun. This stream, called the solar wind, is washing over our planet, causing breathtaking auroras, impacting satellites and astronauts in space, and even affecting ground-based infrastructure. NASA's PUNCH (Polarimeter to Unify the Corona and Heliosphere) mission will be the first to image the Sun's corona, or outer