Scientists spot a solar flare with surprising spectral behavior
Apr 12, 2026
On August 19, 2022, solar astronomers using the Daniel K. Inouye Solar Telescope (DKIST) on the Hawaiian island of Maui caught the fading remnants of a C-class solar flare. Their observations showed something unusual: very strong spectral fingerprints of calcium II H and hydrogen-epsilon lines.
https://phys.org/news/2026-04-scientists-solar-flare-spectral-behavior.html
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