Scientists Capture Unprecedented Solar Images

Researchers have obtained the sharpest images of the solar surface to date, revealing a rugged and dynamic exterior. Viewing the sun directly without proper eye protection is highly dangerous. Scientists, however, used the Daniel K. Inouye Solar Telescope from the National Science Foundation, located on Maui, Hawaii, to safely observe the scorching surface.

The original intention behind capturing these images was different: to refine and test the limits of the telescope. Yet, the outcome unveiled the sun’s outermost layer with unparalleled resolution. Moreover, the findings displayed peculiar feathery patterns rippling across the surface.

Solar physicist Ruizhu Chen from Stanford University, who was not part of the research, remarked, “It reminds me of famous paintings like the swirling skies in Van Gogh’s ‘Starry Night.’” The team observed instability undulations on the sun’s surface, caused by fragmented magnetized plasma moving alongside each other at varying speeds. This resembles the wave pattern created when wind sweeps over water, a well-known fluid dynamics phenomenon.

Though similar waves have been noted on Earth and other planets like Jupiter and Saturn, co-author Friedrich Wöger from the National Solar Observatory commented, “It has never been observed to this extent on the solar surface.”

The findings were published in the journal Nature. Scientists are keen to understand the sun’s inner workings to better track massive energy eruptions known as coronal mass ejections, which may be propelled towards Earth. These can induce solar storms, potentially disrupting GPS communications and creating colorful auroras.

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This story was translated from English by an AP editor with the aid of a generative AI tool.