Early Saturday morning, the skies above Cape Canaveral will light up with the launch of the Parker Solar Probe. Its mission? To sweep through the sun’s infernal outer atmosphere, studying the gaseous fireball at the center of the solar system at closer range than any man-made object ever before. Despite being the nearest star to Earth, the sun’s extreme environment has stymied scientists for decades.

Learn about your ad choices: dovetail.prx.org/ad-choices