NASA’s sun-bound probe just got a super heat-resistant shield

NASA’s sun-bound probe just got a super heat-resistant shield

Crucially, it’ll be a balmy 85F on the inside of the spacecraft — which is where the instruments that’ll gather data on the corona (the outermost layer of the sun’s atmosphere) are found. In contrast, the heat shield will be sprayed with a white coating that’s specially designed to reflect the sun’s energy. At 160 …