太阳活动预测
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“帕克”观测到太阳大气磁重联现象
Ke Ji Ri Bao· 2025-08-26 04:35
Core Insights - The Parker Solar Probe has achieved the first direct observation of magnetic reconnection in the solar atmosphere, confirming a theory proposed 70 years ago, which enhances the ability to predict solar storms [1][2] - Magnetic reconnection is a process where magnetic field lines break and reconnect, releasing significant magnetic energy, which can lead to solar flares and coronal mass ejections [1] - The successful observation was made possible by the Parker Solar Probe's close approach to the Sun and collaboration with the European Space Agency's solar orbiter [1][2] Group 1 - The Parker Solar Probe, launched in 2018, is the only spacecraft capable of entering the solar upper atmosphere for direct measurements [1] - The probe captured a significant solar eruption on September 6, 2022, allowing for high-resolution imaging and sampling of plasma and magnetic field characteristics [1] - This breakthrough enables scientists to better understand the mechanisms of solar energy transfer and particle acceleration, improving the accuracy of solar activity predictions [2]