A new NASA spacecraft is about to touch the sun. The Parker Solar Probe (PSP) will launch no earlier than August 4 to probe the sun's outer atmosphere, known as the corona, where temperatures are hot enough to destroy steel. Five decades in the making, this mission is only possible because PSP has a special heat shield to stop it from melting in those extreme conditions.
A Carbon Sandwich
Dipping Into the Sun's Atmosphere
What's the Point?
60 Second Science: NASA's Parker Probe
Written by Elizabeth Howell July 20, 2018
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