NASA Sun & Spaceさんのイラストまとめ
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We study the Sun and its effects on Earth and other worlds, helping protect astronauts, satellites, and more.
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The Sun holds our solar system together, and its activity influences every world & spacecraft. From the earliest recorded solar observations to the first theories of the solar wind, here's how humanity's understanding of our star has evolved: https://t.co/VUOvSOcaC9
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