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When the European Space Agency (ESA) designed a spacecraft to fly closer to the sun than any other probe in history, it faced a major problem: how to shield the probe from extreme heat and radiation.

April 01, 2021 at 07:28AM https://ift.tt/3cDoUC4 the European Space Agency (ESA) designed a spacecraft to fly closer to the sun than any other probe in history, it faced a major problem: how to shield the probe from extreme heat and radiation.