Synopsis

Composed of nearly all the matter in our solar system, the sun expels superheated plasma at nearly a million miles per hour. At its core, the temperature reaches a staggering 27 million degrees Fahrenheit. It churns, it flares, it radiates. We know it as the sun; scientists recognize it as one of the universe's most extraordinary physics laboratories. Now, aided by new spacecraft and ground-based telescopes, researchers are observing the sun with unprecedented clarity, even recreating its innerm