A gigantic sunspot the size of the Earth has been spotted in the atmosphere of the sun, providing solar scientists with fresh insight into activity on our nearest star.The National Science Foundation's Inouye Solar Telescope, on the Hawaiian island of Maui, has just started its 12-month operational commissioning phase. This is the largest solar telescope in the world, and a cornerstone mission in finding out more about the sun, and how it impacts the Earth through solar eruptions.
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