NASA’s Parker Solar Probe has provided the first direct evidence of a long-hypothesized process on the Sun that fuels powerful eruptions capable of disrupting technology on Earth. The findings mark a breakthrough in space weather forecasting and could help protect satellites, communication systems, and power grids.
The research, published in Nature Astronomy and reported by ScienceDaily, details how Parker detected magnetic reconnection — a process where magnetic field lines in plasma break and reconnect, unleashing enormous bursts of energy. While this phenomenon has been studied within Earth’s magnetosphere, observing it on the Sun was only made possible after Parker entered the solar atmosphere.
In September 2022, the probe recorded a massive solar outburst, capturing crucial data on plasma flows and magnetic fields that confirmed theories developed over decades. Additional measurements from the European Space Agency’s Solar Orbiter further validated the discovery.
“For nearly 70 years, scientists have been developing theories of magnetic reconnection, so we had a general idea of how the parameters should behave,” explained Dr. Ritesh Patel, lead author of the study and researcher at the Southwest Research Institute. “Now, for the first time, we have direct observations of this process happening on the Sun.”
This breakthrough represents a major step toward predicting solar storms more accurately, potentially giving humanity better tools to safeguard critical infrastructure against the destructive force of space weather.

NASA Probe Confirms Long-Suspected Solar Explosions
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