This marvelous image of a sunspot was captured by the world's largest solar observatory, the National Science Foundation's Daniel K. Inouye Solar Telescope on the island of Maui, Hawai'i. From the National Solar Observatory, the organization that built and operates the telescope:
— Read the rest"The sunspot image achieves a spatial resolution about 2.5 times higher than ever previously achieved, showing magnetic structures as small as 20 kilometers on the surface of the sun," said [National Solar Observatory associate director Thomas] Rimmele.