Core Insights - A research team from Peking University's School of Earth and Space Sciences has detected a new type of millisecond radio burst originating from the magnetic field of stellar sunspot regions using the "China Sky Eye" (FAST) [1] - This discovery fills a gap in understanding the small-scale magnetic fields of stars outside the solar system and is significant for advancing research on space weather beyond the solar system [1] - The findings were published in the international academic journal "Science Advances" [1]