Solving the Sun’s burning mystery

Why is the Sun’s outer atmosphere hotter than its fiery surface? Thanks to NASA’s Parker Solar Probe, University of Michigan researchers believe they will soon have an answer. In roughly two years, the probe will be the first manmade craft to enter the zone of preferential heating boundary. ----- Watch more videos from Michigan Engineering and subscribe: The University of Michigan College of Engineering is one of the world’s top engineering schools. Michigan Engineering is home to 12 highly-ranked departments, and its research budget is among the largest of any public university. ----- The Parker Solar Probe lifted off in August 2018 and had its first rendezvous with the sun in November 2018—already getting closer to the sun than any other human-made object. In the coming years, Parker will get even closer with each pass until the pro